./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ --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 07cb858ca28d12a9573701578f47459476309a96d5b39f0788685d157bc55381 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:44:45,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:44:45,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-23 21:44:45,997 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:44:45,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:44:46,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:44:46,042 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:44:46,043 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:44:46,044 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:44:46,045 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:44:46,045 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:44:46,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:44:46,047 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:44:46,047 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-23 21:44:46,048 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-23 21:44:46,049 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-23 21:44:46,049 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-23 21:44:46,050 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-23 21:44:46,051 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-23 21:44:46,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:44:46,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-23 21:44:46,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:44:46,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:44:46,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-23 21:44:46,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-23 21:44:46,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-23 21:44:46,056 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:44:46,056 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:44:46,057 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-23 21:44:46,058 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:44:46,058 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:44:46,059 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:44:46,059 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:44:46,060 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:44:46,061 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-23 21:44:46,061 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 07cb858ca28d12a9573701578f47459476309a96d5b39f0788685d157bc55381 [2023-11-23 21:44:46,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:44:46,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:44:46,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:44:46,400 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:44:46,400 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:44:46,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i [2023-11-23 21:44:49,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:44:49,677 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:44:49,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/sv-benchmarks/c/termination-recursive-malloc/rec_malloc_ex11D.i [2023-11-23 21:44:49,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/data/732899dc3/93d5f02b44d14d17a467c2b18b414c8d/FLAGde42215e1 [2023-11-23 21:44:49,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/data/732899dc3/93d5f02b44d14d17a467c2b18b414c8d [2023-11-23 21:44:49,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:44:49,702 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:44:49,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:44:49,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:44:49,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:44:49,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:49,713 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f313c0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49, skipping insertion in model container [2023-11-23 21:44:49,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:49,737 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:44:49,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:44:49,925 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:44:49,946 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:44:49,964 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:44:49,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49 WrapperNode [2023-11-23 21:44:49,964 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:44:49,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:44:49,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:44:49,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:44:49,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:49,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,034 INFO L138 Inliner]: procedures = 11, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2023-11-23 21:44:50,035 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:44:50,036 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:44:50,036 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:44:50,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:44:50,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,052 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,064 INFO L189 HeapSplitter]: Split 10 memory accesses to 2 slices as follows [6, 4] [2023-11-23 21:44:50,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,064 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,073 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:44:50,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:44:50,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:44:50,079 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:44:50,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (1/1) ... [2023-11-23 21:44:50,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:50,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:50,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:50,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-23 21:44:50,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 21:44:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 21:44:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2023-11-23 21:44:50,152 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2023-11-23 21:44:50,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:44:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:44:50,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:44:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 21:44:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 21:44:50,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:44:50,232 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:44:50,234 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:44:50,398 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:44:50,407 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:44:50,408 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:44:50,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:44:50 BoogieIcfgContainer [2023-11-23 21:44:50,409 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:44:50,410 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-23 21:44:50,411 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-23 21:44:50,414 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-23 21:44:50,415 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:44:50,415 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 09:44:49" (1/3) ... [2023-11-23 21:44:50,417 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@19965381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:44:50, skipping insertion in model container [2023-11-23 21:44:50,417 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:44:50,417 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:44:49" (2/3) ... [2023-11-23 21:44:50,417 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@19965381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 09:44:50, skipping insertion in model container [2023-11-23 21:44:50,417 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-23 21:44:50,418 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:44:50" (3/3) ... [2023-11-23 21:44:50,419 INFO L332 chiAutomizerObserver]: Analyzing ICFG rec_malloc_ex11D.i [2023-11-23 21:44:50,476 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-23 21:44:50,476 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-23 21:44:50,476 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-23 21:44:50,476 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-23 21:44:50,476 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-23 21:44:50,476 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-23 21:44:50,477 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-23 21:44:50,477 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-23 21:44:50,480 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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) [2023-11-23 21:44:50,501 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-23 21:44:50,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:44:50,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:44:50,508 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-23 21:44:50,508 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:44:50,508 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-23 21:44:50,509 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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) [2023-11-23 21:44:50,511 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-23 21:44:50,511 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:44:50,511 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:44:50,512 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-23 21:44:50,512 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:44:50,520 INFO L748 eck$LassoCheckResult]: Stem: 10#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 16#L30-3true [2023-11-23 21:44:50,521 INFO L750 eck$LassoCheckResult]: Loop: 16#L30-3true call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 7#L30-1true 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#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 8#L34true assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 11#L38true call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 12#$Ultimate##0true ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 9#L9true assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#0(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;#res := ~r~0; 14#recFINALtrue assume true; 13#recEXITtrue >#38#return; 3#L38-1true call write~int#1(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 16#L30-3true [2023-11-23 21:44:50,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:50,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 1 times [2023-11-23 21:44:50,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:50,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400055310] [2023-11-23 21:44:50,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:50,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:50,640 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:44:50,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:50,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:44:50,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:50,686 INFO L85 PathProgramCache]: Analyzing trace with hash 730073095, now seen corresponding path program 1 times [2023-11-23 21:44:50,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:50,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370603585] [2023-11-23 21:44:50,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:50,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:44:51,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 21:44:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:44:51,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:44:51,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:44:51,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370603585] [2023-11-23 21:44:51,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370603585] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:44:51,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:44:51,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 21:44:51,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244067351] [2023-11-23 21:44:51,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:44:51,316 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-23 21:44:51,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:44:51,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 21:44:51,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:44:51,355 INFO L87 Difference]: Start difference. First operand has 17 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 13 states have internal predecessors, (17), 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 7 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 6 states have internal predecessors, (7), 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) [2023-11-23 21:44:51,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:44:51,491 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2023-11-23 21:44:51,493 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2023-11-23 21:44:51,495 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-23 21:44:51,502 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 15 states and 17 transitions. [2023-11-23 21:44:51,503 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2023-11-23 21:44:51,503 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2023-11-23 21:44:51,504 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 17 transitions. [2023-11-23 21:44:51,506 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-23 21:44:51,506 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-23 21:44:51,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 17 transitions. [2023-11-23 21:44:51,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2023-11-23 21:44:51,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-23 21:44:51,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2023-11-23 21:44:51,539 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-23 21:44:51,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-23 21:44:51,545 INFO L428 stractBuchiCegarLoop]: Abstraction has 15 states and 17 transitions. [2023-11-23 21:44:51,545 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-23 21:44:51,545 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 17 transitions. [2023-11-23 21:44:51,546 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2023-11-23 21:44:51,546 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:44:51,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:44:51,548 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-23 21:44:51,548 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:44:51,548 INFO L748 eck$LassoCheckResult]: Stem: 67#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 62#L-1 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~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, 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#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 58#L30-3 [2023-11-23 21:44:51,549 INFO L750 eck$LassoCheckResult]: Loop: 58#L30-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 63#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 64#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 60#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 61#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 65#L9 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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 59#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 61#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 65#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#0(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;#res := ~r~0; 66#recFINAL assume true; 68#recEXIT >#36#return; 69#L17-1 ~res~0 := #t~ret5;havoc #t~ret5;call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset);#res := ~res~0; 70#recFINAL assume true; 71#recEXIT >#38#return; 57#L38-1 call write~int#1(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 58#L30-3 [2023-11-23 21:44:51,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:51,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1219, now seen corresponding path program 2 times [2023-11-23 21:44:51,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:51,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597948651] [2023-11-23 21:44:51,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:51,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:51,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:44:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:51,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:44:51,572 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:51,573 INFO L85 PathProgramCache]: Analyzing trace with hash -178448253, now seen corresponding path program 1 times [2023-11-23 21:44:51,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:51,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862780185] [2023-11-23 21:44:51,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:51,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:51,632 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:44:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:51,698 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:44:51,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:51,700 INFO L85 PathProgramCache]: Analyzing trace with hash 761182081, now seen corresponding path program 1 times [2023-11-23 21:44:51,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:51,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527270876] [2023-11-23 21:44:51,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:51,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:51,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:44:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:51,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:44:54,059 INFO L210 LassoAnalysis]: Preferences: [2023-11-23 21:44:54,060 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-23 21:44:54,060 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-23 21:44:54,060 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-23 21:44:54,061 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-23 21:44:54,061 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:54,061 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-23 21:44:54,061 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-23 21:44:54,061 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11D.i_Iteration2_Lasso [2023-11-23 21:44:54,061 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-23 21:44:54,062 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-23 21:44:54,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,331 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:54,659 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-23 21:44:54,663 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-23 21:44:54,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:54,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:54,667 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:54,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-23 21:44:54,680 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 [2023-11-23 21:44:54,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:54,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:54,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:54,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:54,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:54,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:54,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:54,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:54,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2023-11-23 21:44:54,730 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:54,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:54,731 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:54,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-23 21:44:54,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:54,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:54,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:54,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:54,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:54,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:54,750 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:54,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:54,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:54,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:54,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:54,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:54,791 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:54,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-23 21:44:54,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:54,806 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:54,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:54,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:54,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:54,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:54,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:54,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:54,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:54,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:54,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:54,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:54,853 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:54,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-23 21:44:54,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:54,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:54,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:54,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:54,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:54,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:44:54,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:44:54,900 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-23 21:44:54,930 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-23 21:44:54,930 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2023-11-23 21:44:54,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:54,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:54,954 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:54,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-23 21:44:54,965 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-23 21:44:54,987 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-23 21:44:54,987 INFO L513 LassoAnalysis]: Proved termination. [2023-11-23 21:44:54,988 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~qq~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~qq~0#1.base) 0)_1 Supporting invariants [] [2023-11-23 21:44:55,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:55,032 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-23 21:44:55,037 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#1[~qq~0!base][0] could not be translated [2023-11-23 21:44:55,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:44:55,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:44:55,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:44:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:44:55,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-23 21:44:55,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:44:55,223 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 22 treesize of output 10 [2023-11-23 21:44:55,326 INFO L349 Elim1Store]: treesize reduction 21, result has 41.7 percent of original size [2023-11-23 21:44:55,327 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 36 treesize of output 28 [2023-11-23 21:44:55,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 21:44:55,553 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 21:44:55,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 17 [2023-11-23 21:44:55,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:44:55,654 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 13 loop predicates [2023-11-23 21:44:55,655 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 17 transitions. cyclomatic complexity: 4 Second operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-23 21:44:56,061 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 17 transitions. cyclomatic complexity: 4. Second operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 56 states and 65 transitions. Complement of second has 42 states. [2023-11-23 21:44:56,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 1 stem states 12 non-accepting loop states 1 accepting loop states [2023-11-23 21:44:56,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 12 states have (on average 1.0833333333333333) internal successors, (13), 10 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-11-23 21:44:56,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 21 transitions. [2023-11-23 21:44:56,066 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 15 letters. [2023-11-23 21:44:56,068 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:44:56,068 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 17 letters. Loop has 15 letters. [2023-11-23 21:44:56,069 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:44:56,069 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 21 transitions. Stem has 2 letters. Loop has 30 letters. [2023-11-23 21:44:56,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:44:56,070 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-23 21:44:56,080 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-23 21:44:56,087 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 37 states and 43 transitions. [2023-11-23 21:44:56,087 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2023-11-23 21:44:56,088 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-23 21:44:56,088 INFO L73 IsDeterministic]: Start isDeterministic. Operand 37 states and 43 transitions. [2023-11-23 21:44:56,088 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:44:56,089 INFO L218 hiAutomatonCegarLoop]: Abstraction has 37 states and 43 transitions. [2023-11-23 21:44:56,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states and 43 transitions. [2023-11-23 21:44:56,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 26. [2023-11-23 21:44:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-23 21:44:56,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 30 transitions. [2023-11-23 21:44:56,097 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-23 21:44:56,097 INFO L428 stractBuchiCegarLoop]: Abstraction has 26 states and 30 transitions. [2023-11-23 21:44:56,097 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-23 21:44:56,097 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 30 transitions. [2023-11-23 21:44:56,099 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-23 21:44:56,099 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:44:56,099 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:44:56,100 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-23 21:44:56,100 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-23 21:44:56,100 INFO L748 eck$LassoCheckResult]: Stem: 292#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 283#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 284#L30-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 285#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 286#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 278#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 279#$Ultimate##0 [2023-11-23 21:44:56,100 INFO L750 eck$LassoCheckResult]: Loop: 279#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 289#L9 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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 277#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 279#$Ultimate##0 [2023-11-23 21:44:56,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:56,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1126238996, now seen corresponding path program 1 times [2023-11-23 21:44:56,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:56,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057213582] [2023-11-23 21:44:56,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:56,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:56,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:44:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:56,148 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:44:56,149 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:56,149 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 1 times [2023-11-23 21:44:56,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:56,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155562267] [2023-11-23 21:44:56,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:56,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:56,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:44:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:56,168 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:44:56,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:56,169 INFO L85 PathProgramCache]: Analyzing trace with hash -498586357, now seen corresponding path program 1 times [2023-11-23 21:44:56,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:56,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893328598] [2023-11-23 21:44:56,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:56,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:44:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:56,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:44:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:44:56,215 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:44:56,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:57,375 INFO L210 LassoAnalysis]: Preferences: [2023-11-23 21:44:57,375 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-23 21:44:57,375 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-23 21:44:57,375 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-23 21:44:57,375 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-23 21:44:57,375 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:57,375 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-23 21:44:57,375 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-23 21:44:57,375 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11D.i_Iteration3_Lasso [2023-11-23 21:44:57,375 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-23 21:44:57,376 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-23 21:44:57,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,405 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,407 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,409 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,411 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,417 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,422 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,430 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,434 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,436 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,439 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,441 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,444 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,450 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:57,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:44:58,124 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-23 21:44:58,124 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-23 21:44:58,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,132 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-23 21:44:58,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,145 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,182 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-23 21:44:58,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,239 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,250 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 [2023-11-23 21:44:58,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-23 21:44:58,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,264 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,264 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,305 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-23 21:44:58,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,341 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-23 21:44:58,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,379 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-23 21:44:58,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,407 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-23 21:44:58,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,439 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-23 21:44:58,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,472 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-23 21:44:58,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,486 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,486 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,501 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-23 21:44:58,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,545 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-23 21:44:58,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,557 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,572 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-23 21:44:58,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,602 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-23 21:44:58,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,633 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-23 21:44:58,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,675 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-23 21:44:58,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,687 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,688 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,689 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,706 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-23 21:44:58,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-23 21:44:58,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,733 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-23 21:44:58,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-11-23 21:44:58,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,764 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-23 21:44:58,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,777 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-23 21:44:58,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,811 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-23 21:44:58,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,823 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,824 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,825 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-23 21:44:58,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,839 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-23 21:44:58,841 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 [2023-11-23 21:44:58,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,898 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,900 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-23 21:44:58,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:58,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:58,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:58,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:58,951 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:58,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-23 21:44:58,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:58,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:58,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:58,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:58,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:58,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:58,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:58,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:58,988 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:59,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,010 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-23 21:44:59,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:59,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:59,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:59,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-23 21:44:59,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,054 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-23 21:44:59,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:59,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,072 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:59,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:59,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:59,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,101 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-23 21:44:59,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:59,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:59,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:59,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-23 21:44:59,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,127 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-23 21:44:59,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:44:59,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:44:59,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:44:59,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-23 21:44:59,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,169 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-23 21:44:59,170 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,180 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2023-11-23 21:44:59,180 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-23 21:44:59,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,191 INFO L401 nArgumentSynthesizer]: We have 28 Motzkin's Theorem applications. [2023-11-23 21:44:59,191 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-23 21:44:59,213 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:59,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,238 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-23 21:44:59,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:44:59,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:44:59,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-23 21:44:59,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,306 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-23 21:44:59,310 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:44:59,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:44:59,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:59,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,387 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:44:59,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:44:59,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-23 21:44:59,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-23 21:44:59,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,432 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-23 21:44:59,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:44:59,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:44:59,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-23 21:44:59,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,483 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-23 21:44:59,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:44:59,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:44:59,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:44:59,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:59,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,537 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:44:59,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-23 21:44:59,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:44:59,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:44:59,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:44:59,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:44:59,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:44:59,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:44:59,579 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-23 21:44:59,597 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2023-11-23 21:44:59,597 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-23 21:44:59,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:44:59,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:44:59,598 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:44:59,605 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-23 21:44:59,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-23 21:44:59,618 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-23 21:44:59,618 INFO L513 LassoAnalysis]: Proved termination. [2023-11-23 21:44:59,618 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 rec_#in~op.base) 0)_1) = 2*v_rep(select (select #memory_int#0 rec_#in~op.base) 0)_1 + 1 Supporting invariants [] [2023-11-23 21:44:59,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-23 21:44:59,636 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2023-11-23 21:44:59,641 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[#in~op!base][0] could not be translated [2023-11-23 21:44:59,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:44:59,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:44:59,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:44:59,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:44:59,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-23 21:44:59,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:44:59,794 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-23 21:44:59,794 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 [2023-11-23 21:44:59,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:44:59,826 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 [2023-11-23 21:44:59,826 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7 Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:44:59,942 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 30 transitions. cyclomatic complexity: 7. Second operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 65 transitions. Complement of second has 15 states. [2023-11-23 21:44:59,943 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 [2023-11-23 21:44:59,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 21:44:59,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-23 21:44:59,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2023-11-23 21:44:59,944 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:44:59,944 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 9 letters. Loop has 3 letters. [2023-11-23 21:44:59,945 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:44:59,945 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 6 letters. Loop has 6 letters. [2023-11-23 21:44:59,945 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:44:59,945 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 56 states and 65 transitions. [2023-11-23 21:44:59,947 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-23 21:44:59,948 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 56 states to 38 states and 46 transitions. [2023-11-23 21:44:59,949 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-23 21:44:59,949 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-23 21:44:59,949 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 46 transitions. [2023-11-23 21:44:59,949 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-23 21:44:59,949 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-23 21:44:59,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 46 transitions. [2023-11-23 21:44:59,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2023-11-23 21:44:59,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 27 states have (on average 1.1111111111111112) internal successors, (30), 29 states have internal predecessors, (30), 8 states have call successors, (8), 5 states have call predecessors, (8), 3 states have return successors, (8), 3 states have call predecessors, (8), 6 states have call successors, (8) [2023-11-23 21:44:59,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 46 transitions. [2023-11-23 21:44:59,955 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-23 21:44:59,955 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 46 transitions. [2023-11-23 21:44:59,955 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-23 21:44:59,955 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 46 transitions. [2023-11-23 21:44:59,956 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-23 21:44:59,956 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-23 21:44:59,956 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-23 21:44:59,957 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:44:59,957 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-23 21:44:59,957 INFO L748 eck$LassoCheckResult]: Stem: 450#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 442#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~mem13#1, main_#t~ret12#1, main_~pp~0#1.base, main_~pp~0#1.offset, main_#t~mem8#1, main_~qq~0#1.base, main_~qq~0#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnHeap(4);main_~qq~0#1.base, main_~qq~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~malloc6#1.base, main_#t~malloc6#1.offset;havoc main_#t~nondet7#1;call write~int#1(main_#t~nondet7#1, main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~nondet7#1; 443#L30-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 460#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 471#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 462#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 470#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 469#L9 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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 454#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 467#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 464#L9 assume #t~mem1 < 0;havoc #t~mem1;call #t~mem2 := read~int#0(~op.base, ~op.offset, 4);~r~0 := #t~mem2;havoc #t~mem2;#res := ~r~0; 457#recFINAL assume true; 452#recEXIT >#36#return; 455#L17-1 ~res~0 := #t~ret5;havoc #t~ret5;call ULTIMATE.dealloc(~ip~0.base, ~ip~0.offset);#res := ~res~0; 463#recFINAL assume true; 461#recEXIT >#38#return; 434#L38-1 call write~int#1(main_#t~mem13#1 + (if -1 == main_#t~ret12#1 then -1 else 1), main_~qq~0#1.base, main_~qq~0#1.offset, 4);havoc main_#t~mem13#1;havoc main_#t~ret12#1;havoc main_~pp~0#1.base, main_~pp~0#1.offset; 435#L30-3 call main_#t~mem8#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 444#L30-1 assume !!(main_#t~mem8#1 > 1);havoc main_#t~mem8#1;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnHeap(4);main_~pp~0#1.base, main_~pp~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~malloc9#1.base, main_#t~malloc9#1.offset;havoc main_#t~nondet10#1;call write~int#0(main_#t~nondet10#1, main_~pp~0#1.base, main_~pp~0#1.offset, 4);havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int#0(main_~pp~0#1.base, main_~pp~0#1.offset, 4); 445#L34 assume !(main_#t~mem11#1 < 0);havoc main_#t~mem11#1;call main_#t~mem13#1 := read~int#1(main_~qq~0#1.base, main_~qq~0#1.offset, 4); 437#L38 call main_#t~ret12#1 := rec(main_~pp~0#1.base, main_~pp~0#1.offset);< 438#$Ultimate##0 [2023-11-23 21:44:59,958 INFO L750 eck$LassoCheckResult]: Loop: 438#$Ultimate##0 ~op.base, ~op.offset := #in~op.base, #in~op.offset;call #t~mem1 := read~int#0(~op.base, ~op.offset, 4); 448#L9 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#0(~op.base, ~op.offset, 4);call write~int#0(#t~mem4 - 1, ~ip~0.base, ~ip~0.offset, 4);havoc #t~mem4; 436#L17 call #t~ret5 := rec(~ip~0.base, ~ip~0.offset);< 438#$Ultimate##0 [2023-11-23 21:44:59,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:44:59,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1749823186, now seen corresponding path program 2 times [2023-11-23 21:44:59,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:44:59,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062754440] [2023-11-23 21:44:59,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:44:59,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:45:00,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-23 21:45:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:45:00,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:45:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:45:00,052 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:45:00,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:45:00,053 INFO L85 PathProgramCache]: Analyzing trace with hash 29950, now seen corresponding path program 2 times [2023-11-23 21:45:00,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:45:00,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567754855] [2023-11-23 21:45:00,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:45:00,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:45:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:45:00,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:45:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:45:00,069 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:45:00,069 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:45:00,069 INFO L85 PathProgramCache]: Analyzing trace with hash 964462733, now seen corresponding path program 3 times [2023-11-23 21:45:00,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:45:00,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482189087] [2023-11-23 21:45:00,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:45:00,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:45:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:45:00,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:45:00,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:45:00,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:45:03,673 INFO L210 LassoAnalysis]: Preferences: [2023-11-23 21:45:03,673 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-23 21:45:03,673 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-23 21:45:03,673 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-23 21:45:03,673 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-23 21:45:03,673 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:03,673 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-23 21:45:03,673 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-23 21:45:03,674 INFO L133 ssoRankerPreferences]: Filename of dumped script: rec_malloc_ex11D.i_Iteration4_Lasso [2023-11-23 21:45:03,674 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-23 21:45:03,674 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-23 21:45:03,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,680 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,682 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,690 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,698 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,701 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,703 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,710 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,712 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,719 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:03,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,027 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-23 21:45:04,814 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-23 21:45:04,814 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-23 21:45:04,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:04,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:04,821 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:04,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:04,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:04,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:04,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:04,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:04,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:04,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:04,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:04,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-23 21:45:04,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:04,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:04,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:04,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:04,864 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:04,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:04,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:04,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:04,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:04,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:04,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:04,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:04,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:04,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-23 21:45:04,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:04,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:04,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:04,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:04,912 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:04,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-23 21:45:04,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:04,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:04,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:04,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:04,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:04,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:04,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:04,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:04,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:04,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-23 21:45:04,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:04,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:04,940 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:04,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-23 21:45:04,945 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 [2023-11-23 21:45:04,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:04,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:04,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:04,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:04,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:04,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:04,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:04,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:04,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-23 21:45:04,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:04,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:04,971 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:04,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:04,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-23 21:45:04,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:04,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:04,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:04,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:04,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:04,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:04,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:04,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,007 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-23 21:45:05,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-23 21:45:05,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,033 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-23 21:45:05,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,093 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,110 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-23 21:45:05,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,144 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-23 21:45:05,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-23 21:45:05,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,190 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-23 21:45:05,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-23 21:45:05,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,215 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-23 21:45:05,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,228 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,228 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-23 21:45:05,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,242 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-23 21:45:05,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,268 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,269 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-23 21:45:05,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,294 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-23 21:45:05,296 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-23 21:45:05,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,320 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-23 21:45:05,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-23 21:45:05,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,347 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-23 21:45:05,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-23 21:45:05,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,373 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-23 21:45:05,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-23 21:45:05,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,415 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-23 21:45:05,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,428 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-23 21:45:05,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,443 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-23 21:45:05,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-23 21:45:05,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,455 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-23 21:45:05,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-23 21:45:05,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,469 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-23 21:45:05,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:45:05,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:45:05,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,525 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:45:05,544 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:45:05,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-23 21:45:05,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-23 21:45:05,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,580 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-23 21:45:05,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-23 21:45:05,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-23 21:45:05,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-23 21:45:05,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-23 21:45:05,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-23 21:45:05,604 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-23 21:45:05,604 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-23 21:45:05,621 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-23 21:45:05,650 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2023-11-23 21:45:05,650 INFO L444 ModelExtractionUtils]: 1 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-23 21:45:05,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-23 21:45:05,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:45:05,651 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-23 21:45:05,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-23 21:45:05,653 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-23 21:45:05,664 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2023-11-23 21:45:05,664 INFO L513 LassoAnalysis]: Proved termination. [2023-11-23 21:45:05,664 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select old(#memory_int#0) rec_#in~op.base) rec_#in~op.offset)_2) = 2*v_rep(select (select old(#memory_int#0) rec_#in~op.base) rec_#in~op.offset)_2 + 3 Supporting invariants [1*v_rep(select (select old(#memory_int#0) rec_#in~op.base) 0)_2 - 1*v_rep(select (select #memory_int#0 rec_#in~op.base) rec_#in~op.offset)_2 >= 0, 1*v_rep(select (select old(#memory_int#0) rec_#in~op.base) 0)_2 + 1 >= 0] [2023-11-23 21:45:05,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:05,691 INFO L156 tatePredicateManager]: 2 out of 4 supporting invariants were superfluous and have been removed [2023-11-23 21:45:05,697 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression old(#memory_int#0)[#in~op!base][#in~op!offset] could not be translated [2023-11-23 21:45:05,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:45:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:45:05,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 21:45:05,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:45:05,923 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 [2023-11-23 21:45:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:45:05,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-23 21:45:05,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:45:05,978 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 23 treesize of output 15 [2023-11-23 21:45:06,022 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-23 21:45:06,023 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 [2023-11-23 21:45:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:45:06,057 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 [2023-11-23 21:45:06,057 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-23 21:45:06,155 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 45 states and 53 transitions. Complement of second has 15 states. [2023-11-23 21:45:06,155 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 [2023-11-23 21:45:06,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-23 21:45:06,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-23 21:45:06,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-23 21:45:06,157 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:45:06,157 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-23 21:45:06,186 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:45:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:45:06,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 21:45:06,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:45:06,376 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 [2023-11-23 21:45:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:45:06,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-23 21:45:06,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:45:06,422 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 23 treesize of output 15 [2023-11-23 21:45:06,462 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-23 21:45:06,462 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 [2023-11-23 21:45:06,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:45:06,487 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 [2023-11-23 21:45:06,487 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-23 21:45:06,571 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 45 states and 53 transitions. Complement of second has 15 states. [2023-11-23 21:45:06,572 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 [2023-11-23 21:45:06,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-23 21:45:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-23 21:45:06,573 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-23 21:45:06,574 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:45:06,574 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-23 21:45:06,601 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:45:06,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:45:06,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 21:45:06,665 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:45:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:45:06,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-23 21:45:06,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:45:06,824 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 23 treesize of output 15 [2023-11-23 21:45:06,862 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2023-11-23 21:45:06,862 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 [2023-11-23 21:45:06,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:45:06,886 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 [2023-11-23 21:45:06,887 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12 Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-23 21:45:07,016 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 46 transitions. cyclomatic complexity: 12. Second operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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 60 states and 69 transitions. Complement of second has 16 states. [2023-11-23 21:45:07,016 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 [2023-11-23 21:45:07,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 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) [2023-11-23 21:45:07,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2023-11-23 21:45:07,018 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 3 letters. [2023-11-23 21:45:07,019 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:45:07,019 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 24 letters. Loop has 3 letters. [2023-11-23 21:45:07,019 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:45:07,019 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2023-11-23 21:45:07,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-23 21:45:07,020 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 69 transitions. [2023-11-23 21:45:07,021 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-23 21:45:07,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 0 states and 0 transitions. [2023-11-23 21:45:07,022 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-23 21:45:07,022 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-23 21:45:07,022 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-23 21:45:07,022 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-23 21:45:07,022 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:45:07,022 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:45:07,022 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 21:45:07,022 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-23 21:45:07,022 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-23 21:45:07,022 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-23 21:45:07,022 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-23 21:45:07,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 09:45:07 BoogieIcfgContainer [2023-11-23 21:45:07,029 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-23 21:45:07,030 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:45:07,030 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:45:07,030 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:45:07,031 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:44:50" (3/4) ... [2023-11-23 21:45:07,032 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:45:07,034 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:45:07,034 INFO L158 Benchmark]: Toolchain (without parser) took 17332.18ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 151.5MB in the beginning and 77.8MB in the end (delta: 73.7MB). Peak memory consumption was 155.5MB. Max. memory is 16.1GB. [2023-11-23 21:45:07,035 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:45:07,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.39ms. Allocated memory is still 182.5MB. Free memory was 151.5MB in the beginning and 152.3MB in the end (delta: -851.4kB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-23 21:45:07,035 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.63ms. Allocated memory is still 182.5MB. Free memory was 152.3MB in the beginning and 151.2MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:45:07,036 INFO L158 Benchmark]: Boogie Preprocessor took 41.55ms. Allocated memory is still 182.5MB. Free memory was 151.2MB in the beginning and 149.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:45:07,036 INFO L158 Benchmark]: RCFGBuilder took 331.11ms. Allocated memory is still 182.5MB. Free memory was 149.1MB in the beginning and 137.5MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:45:07,036 INFO L158 Benchmark]: BuchiAutomizer took 16619.04ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 136.6MB in the beginning and 77.8MB in the end (delta: 58.8MB). Peak memory consumption was 142.6MB. Max. memory is 16.1GB. [2023-11-23 21:45:07,037 INFO L158 Benchmark]: Witness Printer took 3.85ms. Allocated memory is still 264.2MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:45:07,041 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.39ms. Allocated memory is still 182.5MB. Free memory was 151.5MB in the beginning and 152.3MB in the end (delta: -851.4kB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.63ms. Allocated memory is still 182.5MB. Free memory was 152.3MB in the beginning and 151.2MB in the end (delta: 1.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.55ms. Allocated memory is still 182.5MB. Free memory was 151.2MB in the beginning and 149.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 331.11ms. Allocated memory is still 182.5MB. Free memory was 149.1MB in the beginning and 137.5MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 16619.04ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 136.6MB in the beginning and 77.8MB in the end (delta: 58.8MB). Peak memory consumption was 142.6MB. Max. memory is 16.1GB. * Witness Printer took 3.85ms. Allocated memory is still 264.2MB. Free memory is still 77.8MB. 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: ArrayAccessExpression #memory_int#1[~qq~0!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[#in~op!base][0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression old(#memory_int#0)[#in~op!base][#in~op!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 14 locations. One deterministic module has affine ranking function null and consists of 6 locations. One nondeterministic module has affine ranking function null and consists of 7 locations. 1 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 16.5s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 13.5s. Construction of modules took 0.2s. Büchi inclusion checks took 2.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 11 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/4 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 60 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 60 mSDsluCounter, 162 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 103 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 244 IncrementalHoareTripleChecker+Invalid, 298 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 59 mSDtfsCounter, 244 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital243 mio100 ax100 hnf100 lsp100 ukn48 mio100 lsp33 div100 bol100 ite100 ukn100 eq166 hnf92 smp100 dnf405 smp72 tf100 neg100 sie129 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 45ms VariablesStem: 3 VariablesLoop: 2 DisjunctsStem: 4 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 28 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! [2023-11-23 21:45:07,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-23 21:45:07,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6cc66ac-eb15-4d4e-b237-cdfa62bd48f3/bin/uautomizer-verify-zZY32mL2XJ/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