./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursified_loop-simple/recursified_nested_2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursified_loop-simple/recursified_nested_2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC --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 1a590e2514668f126114e4312bb6236a04cce9502b393533b5b4bfd230be904b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:52:57,317 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:52:57,385 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-23 22:52:57,392 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:52:57,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:52:57,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:52:57,431 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:52:57,432 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:52:57,432 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:52:57,433 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:52:57,433 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:52:57,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:52:57,433 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:52:57,434 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-23 22:52:57,434 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-23 22:52:57,434 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-23 22:52:57,434 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-23 22:52:57,434 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-23 22:52:57,436 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-23 22:52:57,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:52:57,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-23 22:52:57,436 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:52:57,436 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:52:57,436 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:52:57,437 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:52:57,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:52:57,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:52:57,438 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:52:57,438 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-23 22:52:57,438 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-23 22:52:57,438 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_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC 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 -> 1a590e2514668f126114e4312bb6236a04cce9502b393533b5b4bfd230be904b [2024-11-23 22:52:57,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:52:57,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:52:57,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:52:57,825 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:52:57,826 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:52:57,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/recursified_loop-simple/recursified_nested_2.c [2024-11-23 22:53:01,001 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/data/2f3cbfdb6/106ef09c706d4909bff92ce4d6b52e5d/FLAGabf8599d6 [2024-11-23 22:53:01,321 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:53:01,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/sv-benchmarks/c/recursified_loop-simple/recursified_nested_2.c [2024-11-23 22:53:01,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/data/2f3cbfdb6/106ef09c706d4909bff92ce4d6b52e5d/FLAGabf8599d6 [2024-11-23 22:53:01,358 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/data/2f3cbfdb6/106ef09c706d4909bff92ce4d6b52e5d [2024-11-23 22:53:01,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:53:01,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:53:01,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:53:01,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:53:01,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:53:01,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2091f8fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01, skipping insertion in model container [2024-11-23 22:53:01,392 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,415 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:53:01,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:53:01,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:53:01,663 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:53:01,681 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:53:01,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01 WrapperNode [2024-11-23 22:53:01,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:53:01,684 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:53:01,684 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:53:01,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:53:01,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,733 INFO L138 Inliner]: procedures = 13, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 39 [2024-11-23 22:53:01,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:53:01,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:53:01,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:53:01,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:53:01,748 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,749 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,755 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,779 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [2, 6, 6]. 43 percent of accesses are in the largest equivalence class. The 4 initializations are split as follows [2, 1, 1]. The 4 writes are split as follows [0, 2, 2]. [2024-11-23 22:53:01,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,796 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,797 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:53:01,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:53:01,815 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:53:01,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:53:01,817 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (1/1) ... [2024-11-23 22:53:01,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:01,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:01,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:01,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-23 22:53:01,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:53:01,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:53:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 22:53:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 22:53:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 22:53:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 22:53:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 22:53:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 22:53:01,894 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_21_0 [2024-11-23 22:53:01,894 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_21_0 [2024-11-23 22:53:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:53:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:53:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 22:53:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 22:53:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 22:53:01,895 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_21_to_21_0 [2024-11-23 22:53:01,895 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_21_to_21_0 [2024-11-23 22:53:01,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 22:53:02,005 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:53:02,009 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:53:02,230 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-23 22:53:02,230 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:53:02,245 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:53:02,246 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-23 22:53:02,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:02 BoogieIcfgContainer [2024-11-23 22:53:02,246 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:53:02,248 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-23 22:53:02,248 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-23 22:53:02,258 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-23 22:53:02,260 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 22:53:02,260 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 10:53:01" (1/3) ... [2024-11-23 22:53:02,262 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c0a4391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:53:02, skipping insertion in model container [2024-11-23 22:53:02,263 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 22:53:02,263 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:01" (2/3) ... [2024-11-23 22:53:02,263 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1c0a4391 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 10:53:02, skipping insertion in model container [2024-11-23 22:53:02,263 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 22:53:02,263 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:02" (3/3) ... [2024-11-23 22:53:02,265 INFO L363 chiAutomizerObserver]: Analyzing ICFG recursified_nested_2.c [2024-11-23 22:53:02,349 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-23 22:53:02,349 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-23 22:53:02,349 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-23 22:53:02,349 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-23 22:53:02,350 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-23 22:53:02,350 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-23 22:53:02,351 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-23 22:53:02,351 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-23 22:53:02,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-23 22:53:02,384 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:02,384 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:02,384 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:02,390 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-23 22:53:02,391 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:02,391 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-23 22:53:02,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-23 22:53:02,393 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:02,393 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:02,393 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:02,393 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-23 22:53:02,394 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:02,401 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2024-11-23 22:53:02,402 INFO L749 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#44#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2024-11-23 22:53:02,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:02,407 INFO L85 PathProgramCache]: Analyzing trace with hash 40812, now seen corresponding path program 1 times [2024-11-23 22:53:02,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:02,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14426501] [2024-11-23 22:53:02,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:02,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:02,540 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:02,584 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:02,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:02,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1256528503, now seen corresponding path program 1 times [2024-11-23 22:53:02,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:02,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084509554] [2024-11-23 22:53:02,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:02,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:02,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:02,962 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:03,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 22:53:03,160 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084509554] [2024-11-23 22:53:03,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084509554] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:53:03,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [696634656] [2024-11-23 22:53:03,162 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:03,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:53:03,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:03,168 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:53:03,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:53:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:03,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 22:53:03,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:03,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-23 22:53:03,450 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:53:03,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [696634656] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:53:03,690 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:53:03,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-11-23 22:53:03,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154333977] [2024-11-23 22:53:03,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:53:03,698 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-23 22:53:03,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 22:53:03,733 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-23 22:53:03,734 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-23 22:53:03,737 INFO L87 Difference]: Start difference. First operand has 23 states, 16 states have (on average 1.25) internal successors, (20), 18 states have internal predecessors, (20), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 11 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (3), 1 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-23 22:53:03,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:03,955 INFO L93 Difference]: Finished difference Result 26 states and 31 transitions. [2024-11-23 22:53:03,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 31 transitions. [2024-11-23 22:53:03,959 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:03,968 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 15 states and 17 transitions. [2024-11-23 22:53:03,970 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2024-11-23 22:53:03,970 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2024-11-23 22:53:03,971 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2024-11-23 22:53:03,972 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 22:53:03,973 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2024-11-23 22:53:03,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2024-11-23 22:53:04,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-23 22:53:04,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 9 states have (on average 1.1111111111111112) internal successors, (10), 10 states have internal predecessors, (10), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-23 22:53:04,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2024-11-23 22:53:04,010 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2024-11-23 22:53:04,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:53:04,017 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 17 transitions. [2024-11-23 22:53:04,017 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-23 22:53:04,017 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 17 transitions. [2024-11-23 22:53:04,020 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:04,020 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:04,020 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:04,021 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-23 22:53:04,021 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:04,021 INFO L747 eck$LassoCheckResult]: Stem: "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(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2024-11-23 22:53:04,022 INFO L749 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#50#return;" "assume true;" >"#44#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2024-11-23 22:53:04,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:04,024 INFO L85 PathProgramCache]: Analyzing trace with hash 40812, now seen corresponding path program 2 times [2024-11-23 22:53:04,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:04,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522434835] [2024-11-23 22:53:04,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:04,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:04,048 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:04,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:04,066 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:04,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:04,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1085452703, now seen corresponding path program 1 times [2024-11-23 22:53:04,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:04,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190248276] [2024-11-23 22:53:04,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:04,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:04,477 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:04,729 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:04,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:04,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 22:53:04,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190248276] [2024-11-23 22:53:04,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190248276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:53:04,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409495174] [2024-11-23 22:53:04,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:04,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:53:04,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:04,862 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:53:04,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:53:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:04,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-23 22:53:04,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:04,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-23 22:53:05,229 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:53:05,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1409495174] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:53:05,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:53:05,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 10] total 22 [2024-11-23 22:53:05,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422326883] [2024-11-23 22:53:05,835 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:53:05,835 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-23 22:53:05,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 22:53:05,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-23 22:53:05,837 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-11-23 22:53:05,840 INFO L87 Difference]: Start difference. First operand 15 states and 17 transitions. cyclomatic complexity: 4 Second operand has 22 states, 16 states have (on average 1.375) internal successors, (22), 19 states have internal predecessors, (22), 7 states have call successors, (7), 4 states have call predecessors, (7), 5 states have return successors, (6), 4 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-23 22:53:06,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:06,219 INFO L93 Difference]: Finished difference Result 19 states and 21 transitions. [2024-11-23 22:53:06,220 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 21 transitions. [2024-11-23 22:53:06,221 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:06,224 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 21 transitions. [2024-11-23 22:53:06,224 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2024-11-23 22:53:06,225 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2024-11-23 22:53:06,227 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 21 transitions. [2024-11-23 22:53:06,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 22:53:06,227 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 21 transitions. [2024-11-23 22:53:06,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 21 transitions. [2024-11-23 22:53:06,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2024-11-23 22:53:06,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 12 states have internal predecessors, (12), 4 states have call successors, (4), 2 states have call predecessors, (4), 4 states have return successors, (5), 4 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-23 22:53:06,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 21 transitions. [2024-11-23 22:53:06,232 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 21 transitions. [2024-11-23 22:53:06,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-23 22:53:06,234 INFO L425 stractBuchiCegarLoop]: Abstraction has 19 states and 21 transitions. [2024-11-23 22:53:06,235 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-23 22:53:06,236 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 21 transitions. [2024-11-23 22:53:06,237 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:06,237 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:06,237 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:06,238 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-23 22:53:06,239 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [4, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:06,240 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2024-11-23 22:53:06,240 INFO L749 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#44#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2024-11-23 22:53:06,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:06,241 INFO L85 PathProgramCache]: Analyzing trace with hash 40812, now seen corresponding path program 3 times [2024-11-23 22:53:06,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:06,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034333489] [2024-11-23 22:53:06,241 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:06,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:06,255 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:06,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:06,264 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:06,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:06,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1462582353, now seen corresponding path program 2 times [2024-11-23 22:53:06,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:06,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593331913] [2024-11-23 22:53:06,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:06,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:06,791 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:06,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:07,262 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:07,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:07,601 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:07,771 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:07,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 22:53:07,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593331913] [2024-11-23 22:53:07,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593331913] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:53:07,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [817150846] [2024-11-23 22:53:07,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:07,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:53:07,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:07,863 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:53:07,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 22:53:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:07,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-23 22:53:07,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:07,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-23 22:53:08,464 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:53:09,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [817150846] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:53:09,958 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:53:09,958 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 18] total 34 [2024-11-23 22:53:09,958 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976560369] [2024-11-23 22:53:09,958 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:53:09,959 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-23 22:53:09,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 22:53:09,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-11-23 22:53:09,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=215, Invalid=907, Unknown=0, NotChecked=0, Total=1122 [2024-11-23 22:53:09,961 INFO L87 Difference]: Start difference. First operand 19 states and 21 transitions. cyclomatic complexity: 4 Second operand has 34 states, 25 states have (on average 1.28) internal successors, (32), 29 states have internal predecessors, (32), 10 states have call successors, (10), 6 states have call predecessors, (10), 9 states have return successors, (12), 8 states have call predecessors, (12), 9 states have call successors, (12) [2024-11-23 22:53:10,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:10,518 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2024-11-23 22:53:10,518 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 25 transitions. [2024-11-23 22:53:10,519 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:10,522 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 25 transitions. [2024-11-23 22:53:10,523 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2024-11-23 22:53:10,523 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2024-11-23 22:53:10,526 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 25 transitions. [2024-11-23 22:53:10,526 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 22:53:10,526 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 25 transitions. [2024-11-23 22:53:10,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 25 transitions. [2024-11-23 22:53:10,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2024-11-23 22:53:10,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 14 states have internal predecessors, (14), 4 states have call successors, (4), 2 states have call predecessors, (4), 6 states have return successors, (7), 6 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-23 22:53:10,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2024-11-23 22:53:10,530 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 25 transitions. [2024-11-23 22:53:10,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-23 22:53:10,532 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 25 transitions. [2024-11-23 22:53:10,532 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-23 22:53:10,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 25 transitions. [2024-11-23 22:53:10,533 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:10,534 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:10,534 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:10,535 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-23 22:53:10,535 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [6, 6, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:10,536 INFO L747 eck$LassoCheckResult]: Stem: "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(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2024-11-23 22:53:10,536 INFO L749 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#44#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2024-11-23 22:53:10,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:10,537 INFO L85 PathProgramCache]: Analyzing trace with hash 40812, now seen corresponding path program 4 times [2024-11-23 22:53:10,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:10,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483753097] [2024-11-23 22:53:10,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:10,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:10,553 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:10,563 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:10,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:10,565 INFO L85 PathProgramCache]: Analyzing trace with hash 892489151, now seen corresponding path program 3 times [2024-11-23 22:53:10,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:10,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307570347] [2024-11-23 22:53:10,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:10,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:11,254 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:11,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:11,832 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:12,204 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:12,470 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:12,651 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:12,763 INFO L370 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-23 22:53:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:12,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-23 22:53:12,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307570347] [2024-11-23 22:53:12,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307570347] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:53:12,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [193602151] [2024-11-23 22:53:12,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:12,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:53:12,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:12,836 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:53:12,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-23 22:53:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:12,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-11-23 22:53:12,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:12,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-23 22:53:13,433 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:53:15,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [193602151] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:53:15,839 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:53:15,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 26] total 39 [2024-11-23 22:53:15,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092251607] [2024-11-23 22:53:15,839 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:53:15,840 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-23 22:53:15,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-23 22:53:15,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-11-23 22:53:15,841 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=311, Invalid=1171, Unknown=0, NotChecked=0, Total=1482 [2024-11-23 22:53:15,842 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. cyclomatic complexity: 4 Second operand has 39 states, 31 states have (on average 1.1290322580645162) internal successors, (35), 32 states have internal predecessors, (35), 9 states have call successors, (10), 8 states have call predecessors, (10), 12 states have return successors, (17), 11 states have call predecessors, (17), 8 states have call successors, (17) [2024-11-23 22:53:16,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:53:16,286 INFO L93 Difference]: Finished difference Result 25 states and 27 transitions. [2024-11-23 22:53:16,286 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 27 transitions. [2024-11-23 22:53:16,287 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:16,288 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 25 states and 27 transitions. [2024-11-23 22:53:16,288 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2024-11-23 22:53:16,289 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2024-11-23 22:53:16,289 INFO L73 IsDeterministic]: Start isDeterministic. Operand 25 states and 27 transitions. [2024-11-23 22:53:16,289 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 22:53:16,289 INFO L218 hiAutomatonCegarLoop]: Abstraction has 25 states and 27 transitions. [2024-11-23 22:53:16,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states and 27 transitions. [2024-11-23 22:53:16,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2024-11-23 22:53:16,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 15 states have internal predecessors, (15), 4 states have call successors, (4), 2 states have call predecessors, (4), 7 states have return successors, (8), 7 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-23 22:53:16,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2024-11-23 22:53:16,293 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 27 transitions. [2024-11-23 22:53:16,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-23 22:53:16,295 INFO L425 stractBuchiCegarLoop]: Abstraction has 25 states and 27 transitions. [2024-11-23 22:53:16,295 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-23 22:53:16,295 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 27 transitions. [2024-11-23 22:53:16,296 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 22:53:16,296 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:16,296 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:16,297 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-23 22:53:16,297 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [7, 7, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:16,297 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< [2024-11-23 22:53:16,297 INFO L749 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#44#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< [2024-11-23 22:53:16,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:16,298 INFO L85 PathProgramCache]: Analyzing trace with hash 40812, now seen corresponding path program 5 times [2024-11-23 22:53:16,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:16,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056650993] [2024-11-23 22:53:16,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:16,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:16,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:16,306 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:16,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:16,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:16,313 INFO L85 PathProgramCache]: Analyzing trace with hash -288932697, now seen corresponding path program 4 times [2024-11-23 22:53:16,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:16,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415391962] [2024-11-23 22:53:16,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:16,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:16,340 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:16,360 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:16,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:16,364 INFO L85 PathProgramCache]: Analyzing trace with hash -253400356, now seen corresponding path program 1 times [2024-11-23 22:53:16,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:16,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783722313] [2024-11-23 22:53:16,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:16,390 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:16,416 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:19,529 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 22:53:19,530 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 22:53:19,530 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 22:53:19,530 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 22:53:19,530 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 22:53:19,531 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:19,531 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 22:53:19,531 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 22:53:19,531 INFO L132 ssoRankerPreferences]: Filename of dumped script: recursified_nested_2.c_Iteration5_Lasso [2024-11-23 22:53:19,531 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 22:53:19,531 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 22:53:19,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,579 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,581 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,584 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,607 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:19,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:20,509 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 22:53:20,513 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 22:53:20,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,519 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-23 22:53:20,522 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 [2024-11-23 22:53:20,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,549 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,557 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-23 22:53:20,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,570 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-23 22:53:20,574 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 [2024-11-23 22:53:20,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,600 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:20,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:20,612 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:20,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,627 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,631 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 [2024-11-23 22:53:20,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-23 22:53:20,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:20,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:20,657 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:20,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,669 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-23 22:53:20,674 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 [2024-11-23 22:53:20,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,688 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,692 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:20,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,704 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-23 22:53:20,706 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 [2024-11-23 22:53:20,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,720 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-23 22:53:20,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,729 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-23 22:53:20,732 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 [2024-11-23 22:53:20,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,744 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,745 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-23 22:53:20,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,752 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-23 22:53:20,755 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 [2024-11-23 22:53:20,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,768 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-23 22:53:20,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,779 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-23 22:53:20,782 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 [2024-11-23 22:53:20,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-23 22:53:20,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,807 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-23 22:53:20,812 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 [2024-11-23 22:53:20,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,827 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,829 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-23 22:53:20,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,838 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-23 22:53:20,841 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 [2024-11-23 22:53:20,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,857 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-23 22:53:20,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,867 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-23 22:53:20,870 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 [2024-11-23 22:53:20,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,888 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,889 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-23 22:53:20,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,898 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-23 22:53:20,902 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 [2024-11-23 22:53:20,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,920 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:20,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,932 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-23 22:53:20,935 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 [2024-11-23 22:53:20,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,951 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-23 22:53:20,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,965 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-23 22:53:20,968 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 [2024-11-23 22:53:20,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:20,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:20,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:20,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:20,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:20,982 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:20,982 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:20,984 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:20,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:20,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:20,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:20,995 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:20,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-23 22:53:20,998 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 [2024-11-23 22:53:21,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,015 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,015 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-23 22:53:21,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,038 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-23 22:53:21,042 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 [2024-11-23 22:53:21,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,057 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,079 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:21,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,092 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-23 22:53:21,095 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 [2024-11-23 22:53:21,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,111 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,111 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:21,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,125 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-23 22:53:21,128 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 [2024-11-23 22:53:21,141 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,151 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-23 22:53:21,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,164 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-23 22:53:21,171 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 [2024-11-23 22:53:21,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-23 22:53:21,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,217 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-23 22:53:21,222 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 [2024-11-23 22:53:21,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,254 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-23 22:53:21,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,263 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-23 22:53:21,266 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 [2024-11-23 22:53:21,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,281 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,285 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:21,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,295 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-23 22:53:21,297 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 [2024-11-23 22:53:21,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,313 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,313 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:21,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-23 22:53:21,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,333 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-23 22:53:21,337 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 [2024-11-23 22:53:21,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:21,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:21,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:21,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:21,356 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:21,356 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:21,364 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 22:53:21,381 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2024-11-23 22:53:21,385 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-23 22:53:21,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:21,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:21,389 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:21,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-23 22:53:21,393 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 22:53:21,407 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 22:53:21,407 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 22:53:21,408 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 func_to_recursive_line_20_to_21_0_#in~a.base) func_to_recursive_line_20_to_21_0_#in~a.offset)_1) = -2*v_rep(select (select #memory_int#1 func_to_recursive_line_20_to_21_0_#in~a.base) func_to_recursive_line_20_to_21_0_#in~a.offset)_1 + 11 Supporting invariants [] [2024-11-23 22:53:21,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-11-23 22:53:21,465 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2024-11-23 22:53:21,473 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-23 22:53:21,476 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-23 22:53:21,476 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~a!base,]]] [2024-11-23 22:53:21,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:21,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 22:53:21,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:21,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:21,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 466 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-23 22:53:21,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:22,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 20 [2024-11-23 22:53:22,170 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-23 22:53:22,173 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 5 loop predicates [2024-11-23 22:53:22,176 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 27 transitions. cyclomatic complexity: 4 Second operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2024-11-23 22:53:22,366 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 27 transitions. cyclomatic complexity: 4. Second operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 89 states and 97 transitions. Complement of second has 19 states. [2024-11-23 22:53:22,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-11-23 22:53:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2024-11-23 22:53:22,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 15 transitions. [2024-11-23 22:53:22,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 3 letters. Loop has 39 letters. [2024-11-23 22:53:22,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:22,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 42 letters. Loop has 39 letters. [2024-11-23 22:53:22,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:22,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 15 transitions. Stem has 3 letters. Loop has 78 letters. [2024-11-23 22:53:22,376 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:22,376 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 89 states and 97 transitions. [2024-11-23 22:53:22,379 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 22:53:22,384 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 89 states to 45 states and 51 transitions. [2024-11-23 22:53:22,384 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-11-23 22:53:22,385 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2024-11-23 22:53:22,385 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 51 transitions. [2024-11-23 22:53:22,385 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 22:53:22,385 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 51 transitions. [2024-11-23 22:53:22,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 51 transitions. [2024-11-23 22:53:22,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 34. [2024-11-23 22:53:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 7 states have call successors, (7), 5 states have call predecessors, (7), 7 states have return successors, (8), 7 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-23 22:53:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2024-11-23 22:53:22,389 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 38 transitions. [2024-11-23 22:53:22,389 INFO L425 stractBuchiCegarLoop]: Abstraction has 34 states and 38 transitions. [2024-11-23 22:53:22,389 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-23 22:53:22,389 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 38 transitions. [2024-11-23 22:53:22,390 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 22:53:22,390 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:22,390 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:22,390 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-23 22:53:22,390 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-23 22:53:22,390 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2024-11-23 22:53:22,390 INFO L749 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2024-11-23 22:53:22,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:22,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1215830428, now seen corresponding path program 1 times [2024-11-23 22:53:22,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:22,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732367003] [2024-11-23 22:53:22,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:22,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:22,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:22,402 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:22,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:22,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:22,410 INFO L85 PathProgramCache]: Analyzing trace with hash 63661, now seen corresponding path program 1 times [2024-11-23 22:53:22,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:22,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83935741] [2024-11-23 22:53:22,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:22,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:22,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:22,414 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:22,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:22,418 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:22,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:22,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1345107250, now seen corresponding path program 1 times [2024-11-23 22:53:22,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:22,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112132634] [2024-11-23 22:53:22,419 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:22,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:22,433 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:22,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:22,443 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:23,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-23 22:53:23,787 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 22:53:23,788 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 22:53:23,788 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 22:53:23,788 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 22:53:23,788 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 22:53:23,788 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:23,788 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 22:53:23,788 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 22:53:23,788 INFO L132 ssoRankerPreferences]: Filename of dumped script: recursified_nested_2.c_Iteration6_Lasso [2024-11-23 22:53:23,788 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 22:53:23,788 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 22:53:23,791 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,793 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,796 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,817 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,822 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,833 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,840 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,843 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,845 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:23,847 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:24,161 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:24,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:24,166 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:24,168 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:24,518 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 22:53:24,518 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 22:53:24,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,522 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-23 22:53:24,524 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 [2024-11-23 22:53:24,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-23 22:53:24,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,548 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-23 22:53:24,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 22:53:24,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,565 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-23 22:53:24,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,572 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-23 22:53:24,574 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 [2024-11-23 22:53:24,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,589 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-23 22:53:24,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,598 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-23 22:53:24,601 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 [2024-11-23 22:53:24,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,614 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,614 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:24,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,627 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-23 22:53:24,630 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 [2024-11-23 22:53:24,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-23 22:53:24,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,654 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-23 22:53:24,657 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 [2024-11-23 22:53:24,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,674 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-23 22:53:24,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,686 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-23 22:53:24,689 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 [2024-11-23 22:53:24,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,705 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-23 22:53:24,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,715 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-23 22:53:24,720 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 [2024-11-23 22:53:24,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,736 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-23 22:53:24,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,746 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-23 22:53:24,749 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 [2024-11-23 22:53:24,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2024-11-23 22:53:24,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,780 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-23 22:53:24,783 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 [2024-11-23 22:53:24,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,799 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-11-23 22:53:24,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,808 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-23 22:53:24,811 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 [2024-11-23 22:53:24,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,827 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-23 22:53:24,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,837 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-23 22:53:24,839 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 [2024-11-23 22:53:24,853 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,853 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,855 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:24,855 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:24,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-11-23 22:53:24,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,868 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-23 22:53:24,871 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 [2024-11-23 22:53:24,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:24,885 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:24,890 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-23 22:53:24,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,903 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-23 22:53:24,905 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 [2024-11-23 22:53:24,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,919 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:24,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,928 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-23 22:53:24,932 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 [2024-11-23 22:53:24,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,944 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,945 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:24,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,954 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-23 22:53:24,958 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 [2024-11-23 22:53:24,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:24,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:24,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:24,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:24,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:24,974 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:24,974 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:24,979 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:24,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:24,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:24,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:24,991 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:24,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-23 22:53:24,996 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 [2024-11-23 22:53:25,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:25,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,013 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,013 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:25,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:25,016 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:25,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,029 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-23 22:53:25,034 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 [2024-11-23 22:53:25,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:25,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,050 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,050 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:25,050 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:25,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:25,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,068 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-23 22:53:25,072 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 [2024-11-23 22:53:25,087 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,088 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,090 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:25,090 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:25,095 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-23 22:53:25,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,108 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-23 22:53:25,113 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 [2024-11-23 22:53:25,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,129 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:25,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:25,139 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-23 22:53:25,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,152 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,156 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 [2024-11-23 22:53:25,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-23 22:53:25,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,173 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:25,175 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:25,180 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2024-11-23 22:53:25,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,195 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-23 22:53:25,198 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 [2024-11-23 22:53:25,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:25,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:25,222 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-11-23 22:53:25,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,231 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-23 22:53:25,234 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 [2024-11-23 22:53:25,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:25,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:25,257 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2024-11-23 22:53:25,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,271 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-23 22:53:25,279 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 [2024-11-23 22:53:25,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:25,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:25,303 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:25,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2024-11-23 22:53:25,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,314 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-23 22:53:25,317 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 [2024-11-23 22:53:25,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:25,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:25,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:25,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:25,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:25,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:25,350 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 22:53:25,368 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-23 22:53:25,369 INFO L444 ModelExtractionUtils]: 4 out of 16 variables were initially zero. Simplification set additionally 9 variables to zero. [2024-11-23 22:53:25,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:25,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:25,371 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:25,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-23 22:53:25,373 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 22:53:25,386 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 22:53:25,387 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 22:53:25,387 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) func_to_recursive_line_21_to_21_0_#in~b.offset)_1) = -2*v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) func_to_recursive_line_21_to_21_0_#in~b.offset)_1 + 11 Supporting invariants [] [2024-11-23 22:53:25,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-23 22:53:25,418 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-11-23 22:53:25,419 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-23 22:53:25,419 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-23 22:53:25,420 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] [2024-11-23 22:53:25,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:25,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 22:53:25,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:25,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:25,497 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-23 22:53:25,498 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:25,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-11-23 22:53:25,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:53:25,553 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 [2024-11-23 22:53:25,553 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34 states and 38 transitions. cyclomatic complexity: 7 Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-23 22:53:25,639 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 34 states and 38 transitions. cyclomatic complexity: 7. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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 62 states and 74 transitions. Complement of second has 15 states. [2024-11-23 22:53:25,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 22:53:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 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) [2024-11-23 22:53:25,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2024-11-23 22:53:25,645 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-23 22:53:25,645 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:25,646 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-23 22:53:25,646 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:25,646 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 6 letters. [2024-11-23 22:53:25,646 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:25,646 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 62 states and 74 transitions. [2024-11-23 22:53:25,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 22:53:25,650 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 62 states to 45 states and 56 transitions. [2024-11-23 22:53:25,650 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-23 22:53:25,650 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-23 22:53:25,650 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 56 transitions. [2024-11-23 22:53:25,650 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 22:53:25,650 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 56 transitions. [2024-11-23 22:53:25,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 56 transitions. [2024-11-23 22:53:25,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2024-11-23 22:53:25,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 30 states have internal predecessors, (30), 10 states have call successors, (10), 7 states have call predecessors, (10), 8 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2024-11-23 22:53:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 56 transitions. [2024-11-23 22:53:25,657 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 56 transitions. [2024-11-23 22:53:25,657 INFO L425 stractBuchiCegarLoop]: Abstraction has 45 states and 56 transitions. [2024-11-23 22:53:25,657 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-23 22:53:25,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 56 transitions. [2024-11-23 22:53:25,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-23 22:53:25,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 22:53:25,658 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 22:53:25,660 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [7, 7, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:53:25,660 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-23 22:53:25,660 INFO L747 eck$LassoCheckResult]: Stem: "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(11, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~mem10#1, main_#t~mem11#1, main_#t~short12#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#1(6, main_~#a~0#1.base, main_~#a~0#1.offset, 4);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(4);call write~init~int#2(6, main_~#b~0#1.base, main_~#b~0#1.offset, 4);call write~int#1(0, main_~#a~0#1.base, main_~#a~0#1.offset, 4);" "call func_to_recursive_line_20_to_21_0(main_~#b~0#1.base, main_~#b~0#1.offset, main_~#a~0#1.base, main_~#a~0#1.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume !(#t~mem4 < 6);havoc #t~mem4;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#50#return;" "assume true;" >"#44#return;" "call #t~mem8 := read~int#1(~a.base, ~a.offset, 4);#t~pre9 := 1 + #t~mem8;call write~int#1(1 + #t~mem8, ~a.base, ~a.offset, 4);havoc #t~mem8;havoc #t~pre9;" "call func_to_recursive_line_20_to_21_0(~b.base, ~b.offset, ~a.base, ~a.offset);"< "~b.base, ~b.offset := #in~b.base, #in~b.offset;~a.base, ~a.offset := #in~a.base, #in~a.offset;call #t~mem7 := read~int#1(~a.base, ~a.offset, 4);" "assume #t~mem7 < 6;havoc #t~mem7;call write~int#2(0, ~b.base, ~b.offset, 4);" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2024-11-23 22:53:25,660 INFO L749 eck$LassoCheckResult]: Loop: "~b.base, ~b.offset := #in~b.base, #in~b.offset;call #t~mem4 := read~int#2(~b.base, ~b.offset, 4);" "assume #t~mem4 < 6;havoc #t~mem4;call #t~mem5 := read~int#2(~b.base, ~b.offset, 4);#t~pre6 := 1 + #t~mem5;call write~int#2(1 + #t~mem5, ~b.base, ~b.offset, 4);havoc #t~mem5;havoc #t~pre6;" "call func_to_recursive_line_21_to_21_0(~b.base, ~b.offset);"< [2024-11-23 22:53:25,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:25,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1502500908, now seen corresponding path program 2 times [2024-11-23 22:53:25,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:25,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070389564] [2024-11-23 22:53:25,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:25,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:25,702 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:25,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:25,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:25,753 INFO L85 PathProgramCache]: Analyzing trace with hash 63661, now seen corresponding path program 2 times [2024-11-23 22:53:25,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:25,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849928208] [2024-11-23 22:53:25,753 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:25,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:25,760 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:25,764 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:25,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:25,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1144574814, now seen corresponding path program 3 times [2024-11-23 22:53:25,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 22:53:25,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760002614] [2024-11-23 22:53:25,767 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:53:25,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:53:25,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:25,799 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:53:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:53:25,843 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 22:53:26,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-11-23 22:53:29,726 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 22:53:29,726 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 22:53:29,726 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 22:53:29,727 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 22:53:29,727 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 22:53:29,727 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:29,727 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 22:53:29,727 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 22:53:29,727 INFO L132 ssoRankerPreferences]: Filename of dumped script: recursified_nested_2.c_Iteration7_Lasso [2024-11-23 22:53:29,727 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 22:53:29,727 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 22:53:29,730 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:29,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:29,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:29,742 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:29,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,112 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,114 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,118 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,141 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,145 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,163 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 22:53:30,523 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 22:53:30,523 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 22:53:30,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,527 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-23 22:53:30,529 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 [2024-11-23 22:53:30,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:30,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:30,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:30,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2024-11-23 22:53:30,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,553 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,557 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 [2024-11-23 22:53:30,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-23 22:53:30,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:30,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,575 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,575 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:30,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:30,579 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:30,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,594 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-23 22:53:30,599 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 [2024-11-23 22:53:30,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 22:53:30,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,617 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 22:53:30,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 22:53:30,619 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-23 22:53:30,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,630 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-23 22:53:30,633 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 [2024-11-23 22:53:30,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:30,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,664 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-23 22:53:30,668 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 [2024-11-23 22:53:30,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,684 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,691 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-23 22:53:30,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,703 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-23 22:53:30,707 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 [2024-11-23 22:53:30,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,722 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,728 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:30,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,736 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-23 22:53:30,738 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 [2024-11-23 22:53:30,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,753 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,753 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,757 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-23 22:53:30,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,766 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-23 22:53:30,769 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 [2024-11-23 22:53:30,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,785 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,785 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,790 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2024-11-23 22:53:30,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,799 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-23 22:53:30,801 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 [2024-11-23 22:53:30,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,816 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,816 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,820 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:30,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,828 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-23 22:53:30,831 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 [2024-11-23 22:53:30,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,845 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,845 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,849 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-23 22:53:30,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,857 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-23 22:53:30,863 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 [2024-11-23 22:53:30,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,879 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 22:53:30,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:30,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,891 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-23 22:53:30,893 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 [2024-11-23 22:53:30,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 22:53:30,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 22:53:30,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 22:53:30,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 22:53:30,913 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 22:53:30,913 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 22:53:30,927 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 22:53:30,953 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-11-23 22:53:30,953 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-23 22:53:30,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 22:53:30,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:53:30,955 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 22:53:30,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-23 22:53:30,958 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 22:53:30,972 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 22:53:30,973 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 22:53:30,973 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) 0)_2) = -2*v_rep(select (select #memory_int#2 func_to_recursive_line_21_to_21_0_#in~b.base) 0)_2 + 11 Supporting invariants [] [2024-11-23 22:53:30,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2024-11-23 22:53:31,000 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-11-23 22:53:31,002 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#2 [2024-11-23 22:53:31,002 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] [2024-11-23 22:53:31,002 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] [2024-11-23 22:53:31,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:31,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:31,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-23 22:53:31,135 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:31,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:31,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-23 22:53:31,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:31,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-11-23 22:53:31,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:53:31,750 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 [2024-11-23 22:53:31,750 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 56 transitions. cyclomatic complexity: 15 Second operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:53:32,061 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 56 transitions. cyclomatic complexity: 15. Second operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 52 states and 63 transitions. Complement of second has 18 states. [2024-11-23 22:53:32,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 5 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 22:53:32,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:53:32,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2024-11-23 22:53:32,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 11 transitions. Stem has 45 letters. Loop has 3 letters. [2024-11-23 22:53:32,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:32,064 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 22:53:32,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:32,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:32,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-23 22:53:32,215 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:32,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-23 22:53:32,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:32,788 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-11-23 22:53:32,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:53:32,825 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.6 stem predicates 3 loop predicates [2024-11-23 22:53:32,826 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 56 transitions. cyclomatic complexity: 15 Second operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:53:32,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-23 22:53:33,176 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 56 transitions. cyclomatic complexity: 15. Second operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 52 states and 63 transitions. Complement of second has 18 states. [2024-11-23 22:53:33,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 5 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 22:53:33,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:53:33,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2024-11-23 22:53:33,178 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 11 transitions. Stem has 45 letters. Loop has 3 letters. [2024-11-23 22:53:33,178 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:33,178 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 22:53:33,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:53:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:33,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 620 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-23 22:53:33,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:33,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:53:33,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-23 22:53:33,772 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:53:33,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 20 [2024-11-23 22:53:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:53:33,840 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.6 stem predicates 3 loop predicates [2024-11-23 22:53:33,840 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 56 transitions. cyclomatic complexity: 15 Second operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:53:34,143 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 56 transitions. cyclomatic complexity: 15. Second operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 67 states and 78 transitions. Complement of second has 22 states. [2024-11-23 22:53:34,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 22:53:34,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 6 states have (on average 2.0) internal successors, (12), 7 states have internal predecessors, (12), 5 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 22:53:34,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 21 transitions. [2024-11-23 22:53:34,145 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 21 transitions. Stem has 45 letters. Loop has 3 letters. [2024-11-23 22:53:34,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:34,146 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 21 transitions. Stem has 48 letters. Loop has 3 letters. [2024-11-23 22:53:34,146 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:34,147 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 21 transitions. Stem has 45 letters. Loop has 6 letters. [2024-11-23 22:53:34,147 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 22:53:34,148 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 78 transitions. [2024-11-23 22:53:34,149 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 22:53:34,150 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 0 states and 0 transitions. [2024-11-23 22:53:34,150 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-23 22:53:34,150 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-23 22:53:34,150 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-23 22:53:34,150 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 22:53:34,150 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:53:34,150 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:53:34,150 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:53:34,150 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2024-11-23 22:53:34,151 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-23 22:53:34,151 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 22:53:34,151 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-23 22:53:34,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 10:53:34 BoogieIcfgContainer [2024-11-23 22:53:34,162 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-23 22:53:34,163 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:53:34,163 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:53:34,163 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:53:34,164 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:02" (3/4) ... [2024-11-23 22:53:34,167 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:53:34,168 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:53:34,170 INFO L158 Benchmark]: Toolchain (without parser) took 32806.04ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 119.4MB in the beginning and 378.0MB in the end (delta: -258.6MB). Peak memory consumption was 116.3MB. Max. memory is 16.1GB. [2024-11-23 22:53:34,170 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:53:34,170 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.60ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:53:34,171 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.75ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 107.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:53:34,172 INFO L158 Benchmark]: Boogie Preprocessor took 76.57ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:53:34,172 INFO L158 Benchmark]: RCFGBuilder took 434.84ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 94.1MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:53:34,172 INFO L158 Benchmark]: BuchiAutomizer took 31914.58ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 94.1MB in the beginning and 378.1MB in the end (delta: -284.0MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2024-11-23 22:53:34,174 INFO L158 Benchmark]: Witness Printer took 5.40ms. Allocated memory is still 520.1MB. Free memory was 378.1MB in the beginning and 378.0MB in the end (delta: 104.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:53:34,176 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.60ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 108.8MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.75ms. Allocated memory is still 142.6MB. Free memory was 108.8MB in the beginning and 107.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 76.57ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 106.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 434.84ms. Allocated memory is still 142.6MB. Free memory was 106.1MB in the beginning and 94.1MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 31914.58ms. Allocated memory was 142.6MB in the beginning and 520.1MB in the end (delta: 377.5MB). Free memory was 94.1MB in the beginning and 378.1MB in the end (delta: -284.0MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * Witness Printer took 5.40ms. Allocated memory is still 520.1MB. Free memory was 378.1MB in the beginning and 378.0MB in the end (delta: 104.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~a!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#2 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#2,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#2,GLOBAL],[IdentifierExpression[#in~b!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 7 terminating modules (4 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 5 locations. One nondeterministic module has affine ranking function null and consists of 10 locations. 4 modules have a trivial ranking function, the largest among these consists of 39 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 31.8s and 8 iterations. TraceHistogramMax:7. Analysis of lassos took 25.6s. Construction of modules took 1.0s. Büchi inclusion checks took 4.9s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 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 [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 99/99 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 160 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 158 mSDsluCounter, 546 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 443 mSDsCounter, 176 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 704 IncrementalHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 176 mSolverCounterUnsat, 103 mSDtfsCounter, 704 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI4 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital204 mio100 ax100 hnf100 lsp93 ukn71 mio100 lsp25 div100 bol100 ite100 ukn100 eq217 hnf86 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 43ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-23 22:53:34,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-23 22:53:34,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-23 22:53:34,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 22:53:34,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:53:35,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c494a0b6-161f-4e5d-869b-249687d12afe/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE