./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/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_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/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 64bit --witnessprinter.graph.data.programhash 67d91fe988a5bea7f4f6db216a73a82ee0094f62bf84b78c7b55840363e5e889 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:26:53,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:26:53,620 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-23 18:26:53,633 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:26:53,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:26:53,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:26:53,685 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:26:53,685 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:26:53,687 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:26:53,687 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:26:53,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:26:53,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:26:53,689 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:26:53,690 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-23 18:26:53,690 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-23 18:26:53,690 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-23 18:26:53,691 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-23 18:26:53,691 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-23 18:26:53,691 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-23 18:26:53,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:26:53,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-23 18:26:53,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:26:53,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:26:53,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-23 18:26:53,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-23 18:26:53,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-23 18:26:53,692 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-23 18:26:53,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:26:53,693 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-23 18:26:53,693 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:26:53,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:26:53,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:26:53,693 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:26:53,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:26:53,694 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-23 18:26:53,695 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-23 18:26:53,695 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_e26ad2e0-b4f5-4643-a841-3db081b0d174/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d91fe988a5bea7f4f6db216a73a82ee0094f62bf84b78c7b55840363e5e889 [2024-11-23 18:26:54,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:26:54,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:26:54,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:26:54,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:26:54,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:26:54,123 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i [2024-11-23 18:26:57,749 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/data/469df38df/37841859463b4333a2e6a4271a115d89/FLAG5fd796b7d [2024-11-23 18:26:58,056 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:26:58,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11B.i [2024-11-23 18:26:58,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/data/469df38df/37841859463b4333a2e6a4271a115d89/FLAG5fd796b7d [2024-11-23 18:26:58,097 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/data/469df38df/37841859463b4333a2e6a4271a115d89 [2024-11-23 18:26:58,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:26:58,105 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:26:58,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:26:58,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:26:58,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:26:58,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3377fae0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58, skipping insertion in model container [2024-11-23 18:26:58,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,134 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:26:58,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:26:58,319 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:26:58,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:26:58,349 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:26:58,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58 WrapperNode [2024-11-23 18:26:58,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:26:58,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:26:58,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:26:58,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:26:58,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,366 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,385 INFO L138 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 29 [2024-11-23 18:26:58,385 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:26:58,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:26:58,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:26:58,386 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:26:58,398 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,399 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,414 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [4, 5]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2024-11-23 18:26:58,415 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,420 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,425 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,427 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:26:58,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:26:58,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:26:58,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:26:58,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (1/1) ... [2024-11-23 18:26:58,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:26:58,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:26:58,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:26:58,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-23 18:26:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 18:26:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 18:26:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2024-11-23 18:26:58,521 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2024-11-23 18:26:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 18:26:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:26:58,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:26:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 18:26:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 18:26:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 18:26:58,614 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:26:58,616 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:26:58,879 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-23 18:26:58,879 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:26:58,898 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:26:58,898 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 18:26:58,899 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:26:58 BoogieIcfgContainer [2024-11-23 18:26:58,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:26:58,900 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-23 18:26:58,900 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-23 18:26:58,909 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-23 18:26:58,910 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 18:26:58,910 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 06:26:58" (1/3) ... [2024-11-23 18:26:58,912 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4270b02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 06:26:58, skipping insertion in model container [2024-11-23 18:26:58,912 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 18:26:58,912 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:58" (2/3) ... [2024-11-23 18:26:58,913 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4270b02b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 06:26:58, skipping insertion in model container [2024-11-23 18:26:58,914 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-23 18:26:58,914 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:26:58" (3/3) ... [2024-11-23 18:26:58,918 INFO L363 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex11B.i [2024-11-23 18:26:59,000 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-23 18:26:59,002 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-23 18:26:59,002 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-23 18:26:59,002 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-23 18:26:59,002 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-23 18:26:59,002 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-23 18:26:59,002 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-23 18:26:59,003 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-23 18:26:59,011 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 18:26:59,041 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 18:26:59,041 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 18:26:59,041 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 18:26:59,050 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-23 18:26:59,050 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:26:59,050 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-23 18:26:59,050 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-23 18:26:59,054 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 18:26:59,054 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 18:26:59,054 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 18:26:59,054 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-23 18:26:59,054 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:26:59,065 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1;" [2024-11-23 18:26:59,066 INFO L749 eck$LassoCheckResult]: Loop: "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#34#return;" "call write~int#0(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_~pp~0#1.base, main_~pp~0#1.offset;havoc main_#t~mem12#1;havoc main_#t~ret11#1;" [2024-11-23 18:26:59,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:59,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2024-11-23 18:26:59,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:26:59,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798870633] [2024-11-23 18:26:59,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:59,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:26:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:59,235 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:26:59,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:59,279 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:26:59,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:59,282 INFO L85 PathProgramCache]: Analyzing trace with hash -2060467607, now seen corresponding path program 1 times [2024-11-23 18:26:59,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:26:59,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029732438] [2024-11-23 18:26:59,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:26:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:59,344 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:26:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:59,383 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:26:59,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:59,385 INFO L85 PathProgramCache]: Analyzing trace with hash -895748121, now seen corresponding path program 1 times [2024-11-23 18:26:59,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:26:59,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760388664] [2024-11-23 18:26:59,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:59,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:26:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:59,436 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:26:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:59,477 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:00,736 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 18:27:00,737 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 18:27:00,737 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 18:27:00,737 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 18:27:00,738 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 18:27:00,738 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:00,738 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 18:27:00,738 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 18:27:00,738 INFO L132 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration1_Lasso [2024-11-23 18:27:00,738 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 18:27:00,739 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 18:27:00,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,769 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:00,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:01,060 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:01,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:01,415 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 18:27:01,420 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 18:27:01,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-23 18:27:01,432 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 18:27:01,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,452 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,452 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,466 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:01,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,487 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 18:27:01,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-23 18:27:01,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,506 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-23 18:27:01,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,523 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-23 18:27:01,528 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 18:27:01,545 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,549 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:01,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,564 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-23 18:27:01,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:01,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,587 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-23 18:27:01,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,609 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-23 18:27:01,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:01,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,635 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,639 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-23 18:27:01,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,654 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-23 18:27:01,660 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 18:27:01,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,678 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,684 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:01,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,699 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-23 18:27:01,705 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 18:27:01,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,728 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-23 18:27:01,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,745 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-23 18:27:01,753 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 18:27:01,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,778 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:01,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,792 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-23 18:27:01,797 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 18:27:01,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,821 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-23 18:27:01,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,836 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,841 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 18:27:01,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-23 18:27:01,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:01,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,863 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:01,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:01,865 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-11-23 18:27:01,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,881 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-23 18:27:01,886 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 18:27:01,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:01,917 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:01,925 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-23 18:27:01,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,940 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-23 18:27:01,945 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 18:27:01,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:01,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:01,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:01,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:01,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:01,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:01,977 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:01,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:01,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:01,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:01,994 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:01,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-23 18:27:01,999 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 18:27:02,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:02,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:02,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:02,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:02,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:02,023 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:02,030 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:02,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:02,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:02,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:02,045 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:02,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-23 18:27:02,050 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 18:27:02,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:02,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:02,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:02,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:02,080 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:02,080 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:02,091 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 18:27:02,118 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-23 18:27:02,122 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2024-11-23 18:27:02,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:02,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:02,127 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:02,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-23 18:27:02,134 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 18:27:02,155 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 18:27:02,155 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 18:27:02,156 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_1 Supporting invariants [] [2024-11-23 18:27:02,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-11-23 18:27:02,179 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-23 18:27:02,193 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-23 18:27:02,195 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-23 18:27:02,195 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~qq~0!base,]]] [2024-11-23 18:27:02,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:02,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-23 18:27:02,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:02,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-23 18:27:02,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:02,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:02,734 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 18:27:02,772 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 8 loop predicates [2024-11-23 18:27:02,774 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-23 18:27:03,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-23 18:27:03,169 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 13 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 67 states and 80 transitions. Complement of second has 26 states. [2024-11-23 18:27:03,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 1 stem states 8 non-accepting loop states 1 accepting loop states [2024-11-23 18:27:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 7 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-23 18:27:03,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 23 transitions. [2024-11-23 18:27:03,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 23 transitions. Stem has 2 letters. Loop has 9 letters. [2024-11-23 18:27:03,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:03,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 23 transitions. Stem has 11 letters. Loop has 9 letters. [2024-11-23 18:27:03,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:03,189 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 23 transitions. Stem has 2 letters. Loop has 18 letters. [2024-11-23 18:27:03,189 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:03,190 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 67 states and 80 transitions. [2024-11-23 18:27:03,194 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-23 18:27:03,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 67 states to 41 states and 48 transitions. [2024-11-23 18:27:03,202 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-11-23 18:27:03,202 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2024-11-23 18:27:03,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 48 transitions. [2024-11-23 18:27:03,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 18:27:03,203 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 48 transitions. [2024-11-23 18:27:03,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 48 transitions. [2024-11-23 18:27:03,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 38. [2024-11-23 18:27:03,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 6 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-23 18:27:03,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 44 transitions. [2024-11-23 18:27:03,237 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 44 transitions. [2024-11-23 18:27:03,237 INFO L425 stractBuchiCegarLoop]: Abstraction has 38 states and 44 transitions. [2024-11-23 18:27:03,237 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-23 18:27:03,237 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 44 transitions. [2024-11-23 18:27:03,239 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-23 18:27:03,239 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 18:27:03,239 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 18:27:03,241 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:03,241 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-23 18:27:03,242 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< [2024-11-23 18:27:03,242 INFO L749 eck$LassoCheckResult]: Loop: "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< [2024-11-23 18:27:03,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:03,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1475790743, now seen corresponding path program 1 times [2024-11-23 18:27:03,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:03,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178876636] [2024-11-23 18:27:03,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:03,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:03,295 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:03,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:03,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:03,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:03,329 INFO L85 PathProgramCache]: Analyzing trace with hash 29946, now seen corresponding path program 1 times [2024-11-23 18:27:03,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:03,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267469081] [2024-11-23 18:27:03,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:03,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:03,346 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:03,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:03,365 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:03,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:03,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1996782702, now seen corresponding path program 2 times [2024-11-23 18:27:03,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:03,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685614777] [2024-11-23 18:27:03,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:03,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:03,416 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:03,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:05,965 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 18:27:05,965 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 18:27:05,965 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 18:27:05,965 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 18:27:05,966 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 18:27:05,966 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:05,966 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 18:27:05,966 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 18:27:05,966 INFO L132 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration2_Lasso [2024-11-23 18:27:05,966 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 18:27:05,966 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 18:27:05,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:05,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:05,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:05,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:05,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:05,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:05,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:05,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,002 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,032 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,044 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,047 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,468 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:06,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:07,084 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 18:27:07,088 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 18:27:07,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,091 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-23 18:27:07,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:07,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:07,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,129 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-23 18:27:07,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:07,145 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,146 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,148 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:07,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,159 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-23 18:27:07,162 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 18:27:07,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,176 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,177 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,179 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2024-11-23 18:27:07,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,189 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-23 18:27:07,192 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 18:27:07,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-11-23 18:27:07,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,219 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-23 18:27:07,222 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 18:27:07,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,238 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-23 18:27:07,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,247 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-23 18:27:07,250 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 18:27:07,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,267 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-23 18:27:07,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,277 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-23 18:27:07,280 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 18:27:07,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,300 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-23 18:27:07,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,315 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-23 18:27:07,330 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 18:27:07,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,355 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,366 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:07,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,369 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,374 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 18:27:07,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-23 18:27:07,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,397 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:07,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,409 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-11-23 18:27:07,412 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 18:27:07,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,427 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,429 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-11-23 18:27:07,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,438 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-11-23 18:27:07,441 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 18:27:07,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,460 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2024-11-23 18:27:07,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,476 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,480 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 18:27:07,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-11-23 18:27:07,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,498 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,502 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:07,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,514 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-11-23 18:27:07,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:07,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,535 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-11-23 18:27:07,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,546 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-11-23 18:27:07,549 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 18:27:07,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,569 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2024-11-23 18:27:07,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,581 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-11-23 18:27:07,584 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 18:27:07,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,599 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,600 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-11-23 18:27:07,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,610 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-11-23 18:27:07,613 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 18:27:07,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,630 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2024-11-23 18:27:07,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,641 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-11-23 18:27:07,644 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 18:27:07,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2024-11-23 18:27:07,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,677 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-11-23 18:27:07,680 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 18:27:07,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2024-11-23 18:27:07,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,709 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-11-23 18:27:07,712 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 18:27:07,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,729 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-11-23 18:27:07,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,738 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-11-23 18:27:07,741 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 18:27:07,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,757 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2024-11-23 18:27:07,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,768 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-11-23 18:27:07,772 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 18:27:07,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,789 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2024-11-23 18:27:07,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,798 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-11-23 18:27:07,807 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 18:27:07,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:07,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,826 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,826 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:07,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:07,831 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:07,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,845 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-11-23 18:27:07,852 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 18:27:07,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:07,876 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:07,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:07,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,899 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-11-23 18:27:07,906 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 18:27:07,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:07,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:07,931 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:07,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-11-23 18:27:07,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:07,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:07,946 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:07,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-11-23 18:27:07,954 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 18:27:07,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:07,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:07,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:07,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:07,982 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:07,982 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:07,998 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 18:27:08,027 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2024-11-23 18:27:08,027 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-23 18:27:08,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:08,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:08,030 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:08,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-11-23 18:27:08,035 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 18:27:08,054 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 18:27:08,055 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 18:27:08,055 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 rec_#in~op.base) 0)_1) = 2*v_rep(select (select #memory_int#1 rec_#in~op.base) 0)_1 + 1 Supporting invariants [] [2024-11-23 18:27:08,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:08,079 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-23 18:27:08,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-23 18:27:08,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-23 18:27:08,086 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~op!base,]]] [2024-11-23 18:27:08,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:08,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-23 18:27:08,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:08,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-23 18:27:08,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:08,325 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-23 18:27:08,325 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 1 case distinctions, treesize of input 47 treesize of output 31 [2024-11-23 18:27:08,360 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 18:27:08,361 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-23 18:27:08,362 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 44 transitions. cyclomatic complexity: 10 Second operand has 5 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 3 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 18:27:08,528 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 44 transitions. cyclomatic complexity: 10. Second operand has 5 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 3 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 53 states and 62 transitions. Complement of second has 18 states. [2024-11-23 18:27:08,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 18:27:08,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 3 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 18:27:08,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 18 transitions. [2024-11-23 18:27:08,531 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 18 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-23 18:27:08,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:08,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 18 transitions. Stem has 12 letters. Loop has 3 letters. [2024-11-23 18:27:08,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:08,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 18 transitions. Stem has 9 letters. Loop has 6 letters. [2024-11-23 18:27:08,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:08,533 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 62 transitions. [2024-11-23 18:27:08,536 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 18:27:08,538 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 47 states and 56 transitions. [2024-11-23 18:27:08,538 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2024-11-23 18:27:08,538 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2024-11-23 18:27:08,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 56 transitions. [2024-11-23 18:27:08,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 18:27:08,539 INFO L218 hiAutomatonCegarLoop]: Abstraction has 47 states and 56 transitions. [2024-11-23 18:27:08,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 56 transitions. [2024-11-23 18:27:08,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 45. [2024-11-23 18:27:08,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 34 states have internal predecessors, (38), 6 states have call successors, (6), 5 states have call predecessors, (6), 6 states have return successors, (8), 5 states have call predecessors, (8), 6 states have call successors, (8) [2024-11-23 18:27:08,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 52 transitions. [2024-11-23 18:27:08,550 INFO L240 hiAutomatonCegarLoop]: Abstraction has 45 states and 52 transitions. [2024-11-23 18:27:08,550 INFO L425 stractBuchiCegarLoop]: Abstraction has 45 states and 52 transitions. [2024-11-23 18:27:08,550 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-23 18:27:08,551 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 45 states and 52 transitions. [2024-11-23 18:27:08,552 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2024-11-23 18:27:08,554 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 18:27:08,555 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 18:27:08,555 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:08,556 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:08,556 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#32#return;" "#res := #t~ret5;havoc #t~ret5;" "assume true;" >"#34#return;" [2024-11-23 18:27:08,556 INFO L749 eck$LassoCheckResult]: Loop: "call write~int#0(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_~pp~0#1.base, main_~pp~0#1.offset;havoc main_#t~mem12#1;havoc main_#t~ret11#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#34#return;" [2024-11-23 18:27:08,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:08,556 INFO L85 PathProgramCache]: Analyzing trace with hash -829226692, now seen corresponding path program 1 times [2024-11-23 18:27:08,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:08,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768705994] [2024-11-23 18:27:08,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:08,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:08,614 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:08,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:08,640 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:08,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:08,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1649367389, now seen corresponding path program 2 times [2024-11-23 18:27:08,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:08,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252889047] [2024-11-23 18:27:08,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:08,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:08,658 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:08,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:08,672 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:08,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:08,673 INFO L85 PathProgramCache]: Analyzing trace with hash 450615240, now seen corresponding path program 1 times [2024-11-23 18:27:08,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:08,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25742995] [2024-11-23 18:27:08,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:08,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:08,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2024-11-23 18:27:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:08,747 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:08,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:08,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:11,252 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 18:27:11,253 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 18:27:11,253 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 18:27:11,253 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 18:27:11,253 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 18:27:11,253 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:11,253 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 18:27:11,253 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 18:27:11,253 INFO L132 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration3_Lasso [2024-11-23 18:27:11,254 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 18:27:11,254 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 18:27:11,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,273 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:11,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:12,474 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 18:27:12,474 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 18:27:12,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,478 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-11-23 18:27:12,482 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 18:27:12,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:12,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:12,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:12,499 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-11-23 18:27:12,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,508 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-11-23 18:27:12,513 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 18:27:12,528 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:12,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,528 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:12,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:12,530 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-11-23 18:27:12,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,539 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-11-23 18:27:12,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:12,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:12,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:12,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:12,558 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-11-23 18:27:12,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,568 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-11-23 18:27:12,571 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 18:27:12,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:12,587 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:12,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-11-23 18:27:12,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,606 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-11-23 18:27:12,609 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:12,627 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:12,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:12,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:12,631 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2024-11-23 18:27:12,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,646 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-11-23 18:27:12,650 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 18:27:12,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:12,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:12,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:12,666 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-11-23 18:27:12,673 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,676 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-11-23 18:27:12,682 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 18:27:12,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:12,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,700 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:12,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:12,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2024-11-23 18:27:12,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,712 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-11-23 18:27:12,718 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 18:27:12,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:12,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:12,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:12,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:12,734 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:12,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:12,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,743 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-11-23 18:27:12,746 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 18:27:12,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:12,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:12,761 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-23 18:27:12,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:12,783 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-23 18:27:12,783 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-23 18:27:12,851 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 18:27:12,979 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2024-11-23 18:27:12,979 INFO L444 ModelExtractionUtils]: 2 out of 31 variables were initially zero. Simplification set additionally 17 variables to zero. [2024-11-23 18:27:12,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:12,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:12,982 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:12,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-11-23 18:27:12,986 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 18:27:13,005 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 4. [2024-11-23 18:27:13,005 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 18:27:13,005 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_2 Supporting invariants [-1*ULTIMATE.start_main_#t~mem12#1 + 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_2 - 2*ULTIMATE.start_main_#t~ret11#1 - 2 >= 0, -1*ULTIMATE.start_main_#t~mem12#1 + 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_2 >= 0, -1*ULTIMATE.start_main_#t~mem12#1 + 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_2 >= 0, 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_2 - 1 >= 0] [2024-11-23 18:27:13,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:13,061 INFO L156 tatePredicateManager]: 5 out of 8 supporting invariants were superfluous and have been removed [2024-11-23 18:27:13,073 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-23 18:27:13,073 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-23 18:27:13,073 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~qq~0!base,]]] [2024-11-23 18:27:13,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:13,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:13,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-23 18:27:13,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:13,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:13,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-23 18:27:13,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:13,613 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 70 treesize of output 52 [2024-11-23 18:27:13,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2024-11-23 18:27:13,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 7 [2024-11-23 18:27:13,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:14,036 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:14,071 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 18:27:14,072 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 8 loop predicates [2024-11-23 18:27:14,073 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 52 transitions. cyclomatic complexity: 11 Second operand has 15 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-23 18:27:14,445 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 52 transitions. cyclomatic complexity: 11. Second operand has 15 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Result 91 states and 104 transitions. Complement of second has 18 states. [2024-11-23 18:27:14,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-23 18:27:14,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-23 18:27:14,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 17 transitions. [2024-11-23 18:27:14,452 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 17 transitions. Stem has 16 letters. Loop has 9 letters. [2024-11-23 18:27:14,452 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:14,453 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 18:27:14,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:14,538 INFO L256 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-23 18:27:14,539 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:14,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:14,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:14,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-23 18:27:14,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:14,966 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 70 treesize of output 52 [2024-11-23 18:27:14,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2024-11-23 18:27:15,031 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 31 treesize of output 15 [2024-11-23 18:27:15,296 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:15,364 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 18:27:15,364 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.7 stem predicates 8 loop predicates [2024-11-23 18:27:15,365 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 45 states and 52 transitions. cyclomatic complexity: 11 Second operand has 15 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-23 18:27:15,788 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 45 states and 52 transitions. cyclomatic complexity: 11. Second operand has 15 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) Result 148 states and 169 transitions. Complement of second has 34 states. [2024-11-23 18:27:15,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 7 stem states 7 non-accepting loop states 2 accepting loop states [2024-11-23 18:27:15,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-23 18:27:15,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 30 transitions. [2024-11-23 18:27:15,793 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 30 transitions. Stem has 16 letters. Loop has 9 letters. [2024-11-23 18:27:15,793 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:15,794 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 30 transitions. Stem has 25 letters. Loop has 9 letters. [2024-11-23 18:27:15,794 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:15,794 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 30 transitions. Stem has 16 letters. Loop has 18 letters. [2024-11-23 18:27:15,794 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:15,798 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 148 states and 169 transitions. [2024-11-23 18:27:15,803 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-23 18:27:15,810 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 148 states to 108 states and 124 transitions. [2024-11-23 18:27:15,811 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2024-11-23 18:27:15,812 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 56 [2024-11-23 18:27:15,812 INFO L73 IsDeterministic]: Start isDeterministic. Operand 108 states and 124 transitions. [2024-11-23 18:27:15,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 18:27:15,812 INFO L218 hiAutomatonCegarLoop]: Abstraction has 108 states and 124 transitions. [2024-11-23 18:27:15,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states and 124 transitions. [2024-11-23 18:27:15,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 94. [2024-11-23 18:27:15,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 67 states have (on average 1.164179104477612) internal successors, (78), 71 states have internal predecessors, (78), 14 states have call successors, (14), 11 states have call predecessors, (14), 13 states have return successors, (17), 11 states have call predecessors, (17), 12 states have call successors, (17) [2024-11-23 18:27:15,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 109 transitions. [2024-11-23 18:27:15,827 INFO L240 hiAutomatonCegarLoop]: Abstraction has 94 states and 109 transitions. [2024-11-23 18:27:15,827 INFO L425 stractBuchiCegarLoop]: Abstraction has 94 states and 109 transitions. [2024-11-23 18:27:15,827 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-23 18:27:15,827 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 94 states and 109 transitions. [2024-11-23 18:27:15,829 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2024-11-23 18:27:15,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 18:27:15,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 18:27:15,830 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:15,830 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-23 18:27:15,831 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#32#return;" "#res := #t~ret5;havoc #t~ret5;" "assume true;" >"#34#return;" "call write~int#0(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_~pp~0#1.base, main_~pp~0#1.offset;havoc main_#t~mem12#1;havoc main_#t~ret11#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< [2024-11-23 18:27:15,831 INFO L749 eck$LassoCheckResult]: Loop: "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< [2024-11-23 18:27:15,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:15,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1909661834, now seen corresponding path program 2 times [2024-11-23 18:27:15,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:15,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084074867] [2024-11-23 18:27:15,832 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:15,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:15,869 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:15,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:15,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:15,901 INFO L85 PathProgramCache]: Analyzing trace with hash 29946, now seen corresponding path program 2 times [2024-11-23 18:27:15,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:15,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316913491] [2024-11-23 18:27:15,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:15,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:15,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:15,912 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:15,920 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:15,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:15,921 INFO L85 PathProgramCache]: Analyzing trace with hash -401105967, now seen corresponding path program 3 times [2024-11-23 18:27:15,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:15,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619270566] [2024-11-23 18:27:15,922 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:15,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:15,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:15,962 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:16,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:16,019 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:19,087 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 18:27:19,087 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 18:27:19,087 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 18:27:19,087 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 18:27:19,087 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 18:27:19,087 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:19,088 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 18:27:19,088 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 18:27:19,088 INFO L132 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration4_Lasso [2024-11-23 18:27:19,088 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 18:27:19,088 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 18:27:19,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,106 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,111 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,125 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,132 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,134 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,141 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:19,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:20,333 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 18:27:20,333 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 18:27:20,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,338 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-11-23 18:27:20,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:20,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,361 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,373 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-11-23 18:27:20,376 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 18:27:20,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2024-11-23 18:27:20,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,454 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-11-23 18:27:20,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:20,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,513 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,528 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,532 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 18:27:20,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-11-23 18:27:20,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,556 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,570 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2024-11-23 18:27:20,575 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 18:27:20,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,594 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,595 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,605 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2024-11-23 18:27:20,608 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:20,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,622 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,624 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2024-11-23 18:27:20,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,633 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2024-11-23 18:27:20,636 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 18:27:20,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,650 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,651 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,651 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,661 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2024-11-23 18:27:20,665 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 18:27:20,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,681 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2024-11-23 18:27:20,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,694 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2024-11-23 18:27:20,697 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 18:27:20,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,710 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,713 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2024-11-23 18:27:20,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,722 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2024-11-23 18:27:20,725 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 18:27:20,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,741 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2024-11-23 18:27:20,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,751 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2024-11-23 18:27:20,755 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 18:27:20,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,770 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,771 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,780 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2024-11-23 18:27:20,783 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 18:27:20,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,800 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,816 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2024-11-23 18:27:20,830 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 18:27:20,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,850 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,852 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2024-11-23 18:27:20,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,868 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2024-11-23 18:27:20,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:20,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,892 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,897 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:20,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,912 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2024-11-23 18:27:20,917 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 18:27:20,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,937 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2024-11-23 18:27:20,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,946 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2024-11-23 18:27:20,949 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 18:27:20,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,966 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:20,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2024-11-23 18:27:20,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:20,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:20,979 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:20,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2024-11-23 18:27:20,982 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 18:27:20,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:20,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:20,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:20,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:20,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:20,997 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:20,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:20,998 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:21,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,007 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2024-11-23 18:27:21,010 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 18:27:21,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:21,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:21,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:21,026 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:21,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,036 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2024-11-23 18:27:21,039 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 18:27:21,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,054 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:21,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:21,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:21,056 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2024-11-23 18:27:21,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,065 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2024-11-23 18:27:21,068 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 18:27:21,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:21,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:21,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:21,087 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:21,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,096 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2024-11-23 18:27:21,100 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 18:27:21,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:21,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:21,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:21,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:21,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,125 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2024-11-23 18:27:21,128 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 18:27:21,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:21,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,143 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:21,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:21,145 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:21,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,154 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2024-11-23 18:27:21,157 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 18:27:21,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:21,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:21,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:21,174 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2024-11-23 18:27:21,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,183 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2024-11-23 18:27:21,186 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 18:27:21,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:21,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:21,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:21,202 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2024-11-23 18:27:21,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,212 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2024-11-23 18:27:21,215 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 18:27:21,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:21,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:21,241 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:21,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,255 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2024-11-23 18:27:21,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:21,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,274 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,274 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,274 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:21,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:21,286 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2024-11-23 18:27:21,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,298 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2024-11-23 18:27:21,301 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 18:27:21,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:21,316 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:21,320 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2024-11-23 18:27:21,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,330 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2024-11-23 18:27:21,333 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 18:27:21,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,347 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,347 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,350 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:21,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:21,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2024-11-23 18:27:21,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,369 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2024-11-23 18:27:21,372 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 18:27:21,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:21,389 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:21,394 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:21,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2024-11-23 18:27:21,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,403 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2024-11-23 18:27:21,406 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 18:27:21,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:21,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:21,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:21,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:21,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:21,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:21,443 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 18:27:21,472 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2024-11-23 18:27:21,472 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2024-11-23 18:27:21,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:21,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:21,475 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:21,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2024-11-23 18:27:21,478 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 18:27:21,491 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-23 18:27:21,491 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 18:27:21,491 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 rec_#in~op.base) 0)_2) = 2*v_rep(select (select #memory_int#1 rec_#in~op.base) 0)_2 + 1 Supporting invariants [] [2024-11-23 18:27:21,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2024-11-23 18:27:21,509 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-23 18:27:21,511 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2024-11-23 18:27:21,511 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2024-11-23 18:27:21,511 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[#in~op!base,]]] [2024-11-23 18:27:21,536 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:21,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 18:27:21,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:21,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-23 18:27:21,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:21,858 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-23 18:27:21,859 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 1 case distinctions, treesize of input 47 treesize of output 31 [2024-11-23 18:27:21,892 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 18:27:21,893 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2024-11-23 18:27:21,893 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 94 states and 109 transitions. cyclomatic complexity: 23 Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 18:27:22,036 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 94 states and 109 transitions. cyclomatic complexity: 23. Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 114 states and 130 transitions. Complement of second has 17 states. [2024-11-23 18:27:22,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 18:27:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 18:27:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2024-11-23 18:27:22,039 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2024-11-23 18:27:22,039 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:22,039 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 18:27:22,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:22,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2024-11-23 18:27:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:22,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 18:27:22,153 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:22,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 18:27:22,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:22,382 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-23 18:27:22,383 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 1 case distinctions, treesize of input 47 treesize of output 31 [2024-11-23 18:27:22,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:27:22,417 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 3 loop predicates [2024-11-23 18:27:22,417 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 94 states and 109 transitions. cyclomatic complexity: 23 Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 18:27:22,547 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 94 states and 109 transitions. cyclomatic complexity: 23. Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 114 states and 130 transitions. Complement of second has 17 states. [2024-11-23 18:27:22,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 18:27:22,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 18:27:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2024-11-23 18:27:22,552 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2024-11-23 18:27:22,552 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:22,552 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 18:27:22,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:22,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-23 18:27:22,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:22,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-23 18:27:22,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:22,878 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-23 18:27:22,878 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 1 case distinctions, treesize of input 47 treesize of output 31 [2024-11-23 18:27:22,923 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 18:27:22,924 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 3 loop predicates [2024-11-23 18:27:22,925 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 94 states and 109 transitions. cyclomatic complexity: 23 Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 18:27:23,121 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 94 states and 109 transitions. cyclomatic complexity: 23. Second operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 152 states and 172 transitions. Complement of second has 18 states. [2024-11-23 18:27:23,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 3 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-23 18:27:23,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 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 18:27:23,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2024-11-23 18:27:23,124 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 3 letters. [2024-11-23 18:27:23,125 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:23,125 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 24 letters. Loop has 3 letters. [2024-11-23 18:27:23,125 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:23,125 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2024-11-23 18:27:23,126 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:23,126 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 152 states and 172 transitions. [2024-11-23 18:27:23,130 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-23 18:27:23,133 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 152 states to 103 states and 119 transitions. [2024-11-23 18:27:23,133 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 44 [2024-11-23 18:27:23,133 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 48 [2024-11-23 18:27:23,134 INFO L73 IsDeterministic]: Start isDeterministic. Operand 103 states and 119 transitions. [2024-11-23 18:27:23,134 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 18:27:23,134 INFO L218 hiAutomatonCegarLoop]: Abstraction has 103 states and 119 transitions. [2024-11-23 18:27:23,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states and 119 transitions. [2024-11-23 18:27:23,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 97. [2024-11-23 18:27:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 70 states have (on average 1.1428571428571428) internal successors, (80), 73 states have internal predecessors, (80), 13 states have call successors, (13), 11 states have call predecessors, (13), 14 states have return successors, (18), 12 states have call predecessors, (18), 13 states have call successors, (18) [2024-11-23 18:27:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 111 transitions. [2024-11-23 18:27:23,163 INFO L240 hiAutomatonCegarLoop]: Abstraction has 97 states and 111 transitions. [2024-11-23 18:27:23,163 INFO L425 stractBuchiCegarLoop]: Abstraction has 97 states and 111 transitions. [2024-11-23 18:27:23,163 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-11-23 18:27:23,163 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 97 states and 111 transitions. [2024-11-23 18:27:23,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-11-23 18:27:23,166 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 18:27:23,166 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 18:27:23,167 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:23,167 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:23,167 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#34#return;" "call write~int#0(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_~pp~0#1.base, main_~pp~0#1.offset;havoc main_#t~mem12#1;havoc main_#t~ret11#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#32#return;" "#res := #t~ret5;havoc #t~ret5;" "assume true;" >"#34#return;" [2024-11-23 18:27:23,167 INFO L749 eck$LassoCheckResult]: Loop: "call write~int#0(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_~pp~0#1.base, main_~pp~0#1.offset;havoc main_#t~mem12#1;havoc main_#t~ret11#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#34#return;" [2024-11-23 18:27:23,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:23,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1453630816, now seen corresponding path program 4 times [2024-11-23 18:27:23,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:23,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597323770] [2024-11-23 18:27:23,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:23,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:23,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:23,208 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:23,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:23,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:23,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1649367389, now seen corresponding path program 3 times [2024-11-23 18:27:23,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:23,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297343775] [2024-11-23 18:27:23,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:23,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:23,266 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:23,290 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:23,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:23,291 INFO L85 PathProgramCache]: Analyzing trace with hash 2092342308, now seen corresponding path program 5 times [2024-11-23 18:27:23,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:23,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868356849] [2024-11-23 18:27:23,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:23,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:23,342 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:23,389 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:26,965 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 18:27:26,965 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 18:27:26,965 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 18:27:26,965 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 18:27:26,965 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 18:27:26,965 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:26,965 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 18:27:26,965 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 18:27:26,965 INFO L132 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration5_Lasso [2024-11-23 18:27:26,965 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 18:27:26,965 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 18:27:27,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:27,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,538 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,541 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:32,885 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2024-11-23 18:27:34,773 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 18:27:34,773 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 18:27:34,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:34,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:34,779 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:34,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2024-11-23 18:27:34,785 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 18:27:34,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:34,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:34,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:34,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:34,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:34,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:34,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:34,802 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:34,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:34,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:34,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:34,811 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:34,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2024-11-23 18:27:34,814 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 18:27:34,828 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:34,828 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:34,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:34,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:34,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:34,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:34,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:34,832 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:34,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2024-11-23 18:27:34,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:34,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:34,841 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:34,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2024-11-23 18:27:34,844 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 18:27:34,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:34,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:34,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:34,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:34,858 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:34,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:34,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:34,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:34,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:34,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:34,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:34,870 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:34,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2024-11-23 18:27:34,873 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 18:27:34,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:34,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:34,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:34,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:34,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-23 18:27:34,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-23 18:27:34,894 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:34,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2024-11-23 18:27:34,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:34,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:34,904 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:34,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2024-11-23 18:27:34,906 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 18:27:34,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:34,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:34,921 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-23 18:27:34,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:34,940 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-23 18:27:34,940 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-23 18:27:34,974 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 18:27:35,018 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2024-11-23 18:27:35,018 INFO L444 ModelExtractionUtils]: 9 out of 31 variables were initially zero. Simplification set additionally 18 variables to zero. [2024-11-23 18:27:35,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:35,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:35,020 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:35,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2024-11-23 18:27:35,022 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 18:27:35,039 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-23 18:27:35,039 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 18:27:35,039 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_#t~mem12#1) = 1*ULTIMATE.start_main_#t~mem12#1 Supporting invariants [-1*ULTIMATE.start_main_#t~ret11#1 - 1 >= 0] [2024-11-23 18:27:35,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2024-11-23 18:27:35,068 INFO L156 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2024-11-23 18:27:35,071 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~mem12 [2024-11-23 18:27:35,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:35,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:35,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:27:35,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:35,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:35,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:27:35,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:35,522 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 18:27:35,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 24 treesize of output 12 [2024-11-23 18:27:35,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2024-11-23 18:27:35,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:35,729 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 18:27:35,729 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 8 loop predicates [2024-11-23 18:27:35,730 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 111 transitions. cyclomatic complexity: 21 Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-23 18:27:36,058 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 111 transitions. cyclomatic complexity: 21. Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Result 159 states and 182 transitions. Complement of second has 32 states. [2024-11-23 18:27:36,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 5 stem states 7 non-accepting loop states 2 accepting loop states [2024-11-23 18:27:36,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-23 18:27:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 30 transitions. [2024-11-23 18:27:36,061 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 30 transitions. Stem has 25 letters. Loop has 9 letters. [2024-11-23 18:27:36,061 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:36,061 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 18:27:36,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:36,153 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:27:36,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:36,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:36,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:36,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:27:36,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:36,491 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 18:27:36,574 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 24 treesize of output 12 [2024-11-23 18:27:36,662 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:36,697 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 18:27:36,698 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 8 loop predicates [2024-11-23 18:27:36,698 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 111 transitions. cyclomatic complexity: 21 Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-23 18:27:37,065 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 111 transitions. cyclomatic complexity: 21. Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Result 160 states and 182 transitions. Complement of second has 32 states. [2024-11-23 18:27:37,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 5 stem states 7 non-accepting loop states 2 accepting loop states [2024-11-23 18:27:37,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-23 18:27:37,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 30 transitions. [2024-11-23 18:27:37,067 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 30 transitions. Stem has 25 letters. Loop has 9 letters. [2024-11-23 18:27:37,068 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:37,068 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 18:27:37,091 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:37,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:27:37,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:37,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:27:37,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-23 18:27:37,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:27:37,486 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 18:27:37,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 24 treesize of output 12 [2024-11-23 18:27:37,630 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:27:37,660 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 18:27:37,661 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 8 loop predicates [2024-11-23 18:27:37,661 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 97 states and 111 transitions. cyclomatic complexity: 21 Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-23 18:27:37,976 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 97 states and 111 transitions. cyclomatic complexity: 21. Second operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Result 186 states and 214 transitions. Complement of second has 39 states. [2024-11-23 18:27:37,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 5 stem states 7 non-accepting loop states 2 accepting loop states [2024-11-23 18:27:37,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 12 states have (on average 1.75) internal successors, (21), 10 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-23 18:27:37,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 32 transitions. [2024-11-23 18:27:37,978 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 32 transitions. Stem has 25 letters. Loop has 9 letters. [2024-11-23 18:27:37,979 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:37,979 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 32 transitions. Stem has 34 letters. Loop has 9 letters. [2024-11-23 18:27:37,980 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:37,980 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 32 transitions. Stem has 25 letters. Loop has 18 letters. [2024-11-23 18:27:37,981 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:27:37,981 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 186 states and 214 transitions. [2024-11-23 18:27:37,985 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-23 18:27:37,988 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 186 states to 114 states and 130 transitions. [2024-11-23 18:27:37,988 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40 [2024-11-23 18:27:37,988 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 40 [2024-11-23 18:27:37,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 114 states and 130 transitions. [2024-11-23 18:27:37,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-23 18:27:37,988 INFO L218 hiAutomatonCegarLoop]: Abstraction has 114 states and 130 transitions. [2024-11-23 18:27:37,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states and 130 transitions. [2024-11-23 18:27:37,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 102. [2024-11-23 18:27:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 74 states have (on average 1.1081081081081081) internal successors, (82), 75 states have internal predecessors, (82), 13 states have call successors, (15), 13 states have call predecessors, (15), 15 states have return successors, (19), 13 states have call predecessors, (19), 13 states have call successors, (19) [2024-11-23 18:27:37,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 116 transitions. [2024-11-23 18:27:37,998 INFO L240 hiAutomatonCegarLoop]: Abstraction has 102 states and 116 transitions. [2024-11-23 18:27:37,998 INFO L425 stractBuchiCegarLoop]: Abstraction has 102 states and 116 transitions. [2024-11-23 18:27:37,998 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-11-23 18:27:37,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 102 states and 116 transitions. [2024-11-23 18:27:37,999 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-23 18:27:37,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-23 18:27:38,000 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-23 18:27:38,001 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:38,001 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:27:38,001 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem12#1, main_#t~ret11#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#0(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#34#return;" "call write~int#0(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_~pp~0#1.base, main_~pp~0#1.offset;havoc main_#t~mem12#1;havoc main_#t~ret11#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#32#return;" "#res := #t~ret5;havoc #t~ret5;" "assume true;" >"#34#return;" [2024-11-23 18:27:38,001 INFO L749 eck$LassoCheckResult]: Loop: "call write~int#0(main_#t~mem12#1 + (if main_#t~ret11#1 <= -1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_~pp~0#1.base, main_~pp~0#1.offset;havoc main_#t~mem12#1;havoc main_#t~ret11#1;" "call main_#t~mem8#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "assume main_#t~mem8#1 > 1;havoc main_#t~mem8#1;" "call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#1(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem12#1 := read~int#0(main_~qq~0#1.base, main_~qq~0#1.offset, 4);" "call main_#t~ret11#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume !(#t~mem1 < 0);havoc #t~mem1;call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(4);~ip~0.base, ~ip~0.offset := #t~malloc3.base, #t~malloc3.offset;havoc #t~malloc3.base, #t~malloc3.offset;call #t~mem4 := read~int#1(~op.base, ~op.offset, 4);call write~int#1(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4;call ULTIMATE.dealloc(~op.base, ~op.offset);" "call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);"< "~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#1(~op.base, ~op.offset, 4);" "assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#1(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;call ULTIMATE.dealloc(~op.base, ~op.offset);#res := ~r~0;" "assume true;" >"#32#return;" "#res := #t~ret5;havoc #t~ret5;" "assume true;" >"#34#return;" [2024-11-23 18:27:38,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:38,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1453630816, now seen corresponding path program 6 times [2024-11-23 18:27:38,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:38,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69268508] [2024-11-23 18:27:38,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:38,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:38,032 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:38,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:38,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:38,056 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:38,056 INFO L85 PathProgramCache]: Analyzing trace with hash -485460113, now seen corresponding path program 1 times [2024-11-23 18:27:38,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:38,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717865769] [2024-11-23 18:27:38,056 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:38,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:38,077 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:38,105 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:38,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:27:38,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1458665424, now seen corresponding path program 7 times [2024-11-23 18:27:38,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-23 18:27:38,106 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241532818] [2024-11-23 18:27:38,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:27:38,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:27:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:38,171 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:27:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:27:38,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-23 18:27:43,271 INFO L204 LassoAnalysis]: Preferences: [2024-11-23 18:27:43,271 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-23 18:27:43,271 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-23 18:27:43,271 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-23 18:27:43,271 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-23 18:27:43,271 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:43,271 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-23 18:27:43,272 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-23 18:27:43,272 INFO L132 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11B.i_Iteration6_Lasso [2024-11-23 18:27:43,272 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-23 18:27:43,272 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-23 18:27:43,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:43,393 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:43,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:43,400 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:43,403 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:43,406 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:56,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:56,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:56,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:56,798 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-23 18:27:57,321 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 38 [2024-11-23 18:27:57,852 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 8992 conjunctions. This might take some time... [2024-11-23 18:27:58,078 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 48 conjunctions. [2024-11-23 18:27:59,929 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-23 18:27:59,929 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-23 18:27:59,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:59,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:59,934 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:59,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2024-11-23 18:27:59,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:27:59,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:59,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:59,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:59,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:59,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:59,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:59,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:59,954 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:59,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2024-11-23 18:27:59,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:59,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:59,963 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:59,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2024-11-23 18:27:59,966 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 18:27:59,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:27:59,981 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:27:59,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:27:59,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:27:59,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:27:59,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:27:59,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:27:59,983 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:27:59,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2024-11-23 18:27:59,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:27:59,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:27:59,993 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:27:59,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2024-11-23 18:27:59,996 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 18:28:00,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:28:00,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:28:00,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:28:00,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:28:00,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:28:00,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:28:00,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:28:00,012 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:28:00,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2024-11-23 18:28:00,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:28:00,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:28:00,021 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:28:00,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2024-11-23 18:28:00,024 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 18:28:00,037 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:28:00,038 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:28:00,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:28:00,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:28:00,038 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:28:00,038 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:28:00,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:28:00,040 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:28:00,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2024-11-23 18:28:00,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:28:00,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:28:00,049 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:28:00,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2024-11-23 18:28:00,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:28:00,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:28:00,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-23 18:28:00,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:28:00,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-23 18:28:00,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:28:00,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-23 18:28:00,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-23 18:28:00,067 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-23 18:28:00,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2024-11-23 18:28:00,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:28:00,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:28:00,078 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:28:00,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2024-11-23 18:28:00,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-23 18:28:00,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-23 18:28:00,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-23 18:28:00,095 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-23 18:28:00,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-23 18:28:00,112 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-23 18:28:00,112 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-23 18:28:00,153 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-23 18:28:00,229 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2024-11-23 18:28:00,229 INFO L444 ModelExtractionUtils]: 2 out of 26 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-23 18:28:00,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-23 18:28:00,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:28:00,231 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-23 18:28:00,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2024-11-23 18:28:00,234 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-23 18:28:00,253 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 4. [2024-11-23 18:28:00,253 INFO L474 LassoAnalysis]: Proved termination. [2024-11-23 18:28:00,253 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_4) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_4 Supporting invariants [2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_4 - 1 >= 0, -1*ULTIMATE.start_main_#t~mem12#1 + 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_4 >= 0, 1*ULTIMATE.start_main_#t~ret11#1 + 2*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) 0)_4 >= 0, -1*ULTIMATE.start_main_#t~mem12#1 - 2*ULTIMATE.start_main_#t~ret11#1 + 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~qq~0#1.base) ULTIMATE.start_main_~qq~0#1.offset)_4 - 2 >= 0] [2024-11-23 18:28:00,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2024-11-23 18:28:00,302 INFO L156 tatePredicateManager]: 5 out of 8 supporting invariants were superfluous and have been removed [2024-11-23 18:28:00,310 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2024-11-23 18:28:00,310 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2024-11-23 18:28:00,310 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~qq~0!base,]]] [2024-11-23 18:28:00,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:28:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:28:00,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-23 18:28:00,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:28:00,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:28:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:28:00,829 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 18:28:00,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:28:00,844 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 70 treesize of output 52 [2024-11-23 18:28:00,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2024-11-23 18:28:00,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 31 treesize of output 15 [2024-11-23 18:28:01,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:28:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-23 18:28:01,233 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 9 loop predicates [2024-11-23 18:28:01,233 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 102 states and 116 transitions. cyclomatic complexity: 21 Second operand has 16 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-23 18:28:01,530 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 102 states and 116 transitions. cyclomatic complexity: 21. Second operand has 16 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Result 125 states and 144 transitions. Complement of second has 18 states. [2024-11-23 18:28:01,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2024-11-23 18:28:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-23 18:28:01,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 17 transitions. [2024-11-23 18:28:01,531 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 17 transitions. Stem has 25 letters. Loop has 15 letters. [2024-11-23 18:28:01,532 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:28:01,532 INFO L682 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2024-11-23 18:28:01,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:28:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:28:01,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-23 18:28:01,625 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:28:01,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:28:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:28:01,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-23 18:28:01,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:28:01,996 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 70 treesize of output 52 [2024-11-23 18:28:02,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 58 [2024-11-23 18:28:02,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 18 treesize of output 7 [2024-11-23 18:28:02,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 17 treesize of output 9 [2024-11-23 18:28:02,375 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-23 18:28:02,376 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.7 stem predicates 9 loop predicates [2024-11-23 18:28:02,376 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 102 states and 116 transitions. cyclomatic complexity: 21 Second operand has 16 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-23 18:28:02,744 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 102 states and 116 transitions. cyclomatic complexity: 21. Second operand has 16 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) Result 181 states and 204 transitions. Complement of second has 36 states. [2024-11-23 18:28:02,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 16 states 7 stem states 8 non-accepting loop states 1 accepting loop states [2024-11-23 18:28:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 14 states have (on average 1.7857142857142858) internal successors, (25), 13 states have internal predecessors, (25), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2024-11-23 18:28:02,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 27 transitions. [2024-11-23 18:28:02,748 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 27 transitions. Stem has 25 letters. Loop has 15 letters. [2024-11-23 18:28:02,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:28:02,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 27 transitions. Stem has 40 letters. Loop has 15 letters. [2024-11-23 18:28:02,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:28:02,749 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 16 states and 27 transitions. Stem has 25 letters. Loop has 30 letters. [2024-11-23 18:28:02,749 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-23 18:28:02,750 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 181 states and 204 transitions. [2024-11-23 18:28:02,753 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 18:28:02,753 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 181 states to 0 states and 0 transitions. [2024-11-23 18:28:02,753 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-23 18:28:02,753 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-23 18:28:02,753 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-23 18:28:02,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-23 18:28:02,753 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 18:28:02,754 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 18:28:02,754 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 18:28:02,754 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2024-11-23 18:28:02,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-23 18:28:02,754 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-23 18:28:02,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-23 18:28:02,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 06:28:02 BoogieIcfgContainer [2024-11-23 18:28:02,765 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-23 18:28:02,765 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 18:28:02,765 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 18:28:02,766 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 18:28:02,766 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:26:58" (3/4) ... [2024-11-23 18:28:02,769 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 18:28:02,770 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 18:28:02,771 INFO L158 Benchmark]: Toolchain (without parser) took 64666.46ms. Allocated memory was 117.4MB in the beginning and 687.9MB in the end (delta: 570.4MB). Free memory was 92.1MB in the beginning and 276.5MB in the end (delta: -184.4MB). Peak memory consumption was 386.1MB. Max. memory is 16.1GB. [2024-11-23 18:28:02,772 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:28:02,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.32ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 81.7MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 18:28:02,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.13ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:28:02,773 INFO L158 Benchmark]: Boogie Preprocessor took 42.82ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.3MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 18:28:02,773 INFO L158 Benchmark]: RCFGBuilder took 469.47ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 68.4MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 18:28:02,774 INFO L158 Benchmark]: BuchiAutomizer took 63864.70ms. Allocated memory was 117.4MB in the beginning and 687.9MB in the end (delta: 570.4MB). Free memory was 68.4MB in the beginning and 276.6MB in the end (delta: -208.2MB). Peak memory consumption was 361.0MB. Max. memory is 16.1GB. [2024-11-23 18:28:02,774 INFO L158 Benchmark]: Witness Printer took 5.09ms. Allocated memory is still 687.9MB. Free memory was 276.6MB in the beginning and 276.5MB in the end (delta: 144.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:28:02,776 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.32ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 81.7MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.13ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.82ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.3MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 469.47ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 68.4MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 63864.70ms. Allocated memory was 117.4MB in the beginning and 687.9MB in the end (delta: 570.4MB). Free memory was 68.4MB in the beginning and 276.6MB in the end (delta: -208.2MB). Peak memory consumption was 361.0MB. Max. memory is 16.1GB. * Witness Printer took 5.09ms. Allocated memory is still 687.9MB. Free memory was 276.6MB in the beginning and 276.5MB in the end (delta: 144.6kB). 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#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~qq~0!base,]]] - 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~op!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~qq~0!base,]]] - 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~op!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~mem12 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~qq~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (0 trivial, 4 deterministic, 2 nondeterministic). One deterministic module has affine ranking function null and consists of 11 locations. One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 16 locations. One deterministic module has affine ranking function null and consists of 16 locations. One nondeterministic module has affine ranking function null and consists of 7 locations. One nondeterministic module has affine ranking function null and consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 63.7s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 52.3s. Construction of modules took 1.0s. Büchi inclusion checks took 10.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 37 StatesRemovedByMinimization, 5 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, 2, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 4/4 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 199 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 199 mSDsluCounter, 393 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 260 mSDsCounter, 197 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 698 IncrementalHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 197 mSolverCounterUnsat, 133 mSDtfsCounter, 698 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso6 LassoPreprocessingBenchmarks: Lassos: inital368 mio100 ax100 hnf100 lsp1872 ukn31 mio100 lsp50 div100 bol100 ite100 ukn100 eq157 hnf95 smp100 dnf366 smp64 tf100 neg100 sie134 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 263ms VariablesStem: 5 VariablesLoop: 9 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 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 18:28:02,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2024-11-23 18:28:03,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e26ad2e0-b4f5-4643-a841-3db081b0d174/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE