./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 783ac259376d0d4b331b84c9ee3bd0ed2042af56d21e98db70a8bebb07aee3c2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:44:15,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:44:15,454 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 10:44:15,459 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:44:15,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:44:15,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:44:15,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:44:15,488 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:44:15,488 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:44:15,489 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:44:15,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:44:15,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:44:15,491 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:44:15,492 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 10:44:15,492 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 10:44:15,493 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 10:44:15,493 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 10:44:15,494 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 10:44:15,494 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 10:44:15,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:44:15,495 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 10:44:15,496 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:44:15,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:44:15,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:44:15,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:44:15,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 10:44:15,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 10:44:15,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 10:44:15,499 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 10:44:15,499 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:44:15,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:44:15,500 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 10:44:15,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:44:15,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:44:15,501 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:44:15,501 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:44:15,502 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:44:15,502 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 10:44:15,503 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_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 783ac259376d0d4b331b84c9ee3bd0ed2042af56d21e98db70a8bebb07aee3c2 [2023-11-26 10:44:15,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:44:15,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:44:15,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:44:15,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:44:15,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:44:15,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i [2023-11-26 10:44:18,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:44:19,134 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:44:19,135 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/sv-benchmarks/c/array-industry-pattern/array_single_elem_init.i [2023-11-26 10:44:19,145 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/data/1e64c59e3/734ea3fc3f434bfbb87d23b956cc8068/FLAGa931e05cc [2023-11-26 10:44:19,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/data/1e64c59e3/734ea3fc3f434bfbb87d23b956cc8068 [2023-11-26 10:44:19,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:44:19,165 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:44:19,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:19,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:44:19,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:44:19,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e99caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19, skipping insertion in model container [2023-11-26 10:44:19,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,205 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:44:19,411 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:19,423 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:44:19,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:19,468 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:44:19,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19 WrapperNode [2023-11-26 10:44:19,469 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:19,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:44:19,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:44:19,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:44:19,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,501 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,523 INFO L138 Inliner]: procedures = 16, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 73 [2023-11-26 10:44:19,524 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:44:19,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:44:19,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:44:19,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:44:19,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,539 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,573 INFO L175 MemorySlicer]: Split 11 memory accesses to 4 slices as follows [2, 2, 3, 4]. 36 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 6 writes are split as follows [0, 1, 2, 3]. [2023-11-26 10:44:19,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,597 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,599 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,602 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:44:19,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:44:19,603 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:44:19,603 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:44:19,604 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (1/1) ... [2023-11-26 10:44:19,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:19,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:19,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:19,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 10:44:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:44:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:44:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:44:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:44:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:44:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:44:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:44:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:44:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:44:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:44:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:44:19,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:44:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:44:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:44:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:44:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:44:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:44:19,841 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:44:19,847 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:44:20,136 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:44:20,145 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:44:20,150 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-26 10:44:20,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:44:20 BoogieIcfgContainer [2023-11-26 10:44:20,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:44:20,153 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 10:44:20,154 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 10:44:20,158 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 10:44:20,160 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:44:20,160 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 10:44:19" (1/3) ... [2023-11-26 10:44:20,161 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@12b5c9c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 10:44:20, skipping insertion in model container [2023-11-26 10:44:20,161 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:44:20,162 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:19" (2/3) ... [2023-11-26 10:44:20,164 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@12b5c9c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 10:44:20, skipping insertion in model container [2023-11-26 10:44:20,165 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 10:44:20,165 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:44:20" (3/3) ... [2023-11-26 10:44:20,167 INFO L332 chiAutomizerObserver]: Analyzing ICFG array_single_elem_init.i [2023-11-26 10:44:20,238 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 10:44:20,239 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 10:44:20,239 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 10:44:20,239 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 10:44:20,239 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 10:44:20,239 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 10:44:20,239 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 10:44:20,240 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 10:44:20,246 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:20,268 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2023-11-26 10:44:20,268 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:44:20,268 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:44:20,274 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:44:20,275 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-26 10:44:20,275 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 10:44:20,275 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:20,278 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 14 [2023-11-26 10:44:20,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:44:20,279 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:44:20,279 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:44:20,280 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-26 10:44:20,288 INFO L748 eck$LassoCheckResult]: Stem: 17#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(25, 2); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~mem3#1, main_#t~mem4#1, main_#t~post1#1, main_~q~0#1, main_#t~mem6#1, main_#t~post5#1, main_~i~0#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset, main_~#c~0#1.base, main_~#c~0#1.offset;havoc main_~i~0#1;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(400000);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400000);call main_~#c~0#1.base, main_~#c~0#1.offset := #Ultimate.allocOnStack(400000);main_~i~0#1 := 0; 4#L21-3true [2023-11-26 10:44:20,288 INFO L750 eck$LassoCheckResult]: Loop: 4#L21-3true assume !!(main_~i~0#1 < 100000);havoc main_#t~nondet2#1;main_~q~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;call write~int#3(0, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 8#L25true assume 0 == main_~q~0#1;call write~int#3(1, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4);call write~int#1((if main_~i~0#1 < 0 && 0 != main_~i~0#1 % 2 then main_~i~0#1 % 2 - 2 else main_~i~0#1 % 2), main_~#b~0#1.base, main_~#b~0#1.offset + 4 * main_~i~0#1, 4); 13#L25-2true call main_#t~mem3#1 := read~int#3(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 5#L30true assume !(0 != main_#t~mem3#1);havoc main_#t~mem3#1; 18#L21-2true main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 4#L21-3true [2023-11-26 10:44:20,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:20,294 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-26 10:44:20,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:20,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1667666741] [2023-11-26 10:44:20,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:20,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:20,408 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:44:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:20,440 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:44:20,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:20,443 INFO L85 PathProgramCache]: Analyzing trace with hash 38268879, now seen corresponding path program 1 times [2023-11-26 10:44:20,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:20,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584699725] [2023-11-26 10:44:20,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:20,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:20,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:44:20,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:44:20,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584699725] [2023-11-26 10:44:20,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584699725] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:44:20,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:44:20,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:44:20,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700266863] [2023-11-26 10:44:20,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:44:20,737 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-26 10:44:20,738 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:44:20,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:44:20,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:44:20,774 INFO L87 Difference]: Start difference. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:20,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:44:20,851 INFO L93 Difference]: Finished difference Result 24 states and 30 transitions. [2023-11-26 10:44:20,853 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2023-11-26 10:44:20,854 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 15 [2023-11-26 10:44:20,858 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 18 states and 24 transitions. [2023-11-26 10:44:20,859 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2023-11-26 10:44:20,859 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2023-11-26 10:44:20,860 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 24 transitions. [2023-11-26 10:44:20,860 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:44:20,861 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 24 transitions. [2023-11-26 10:44:20,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 24 transitions. [2023-11-26 10:44:20,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 16. [2023-11-26 10:44:20,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:20,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2023-11-26 10:44:20,888 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2023-11-26 10:44:20,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:44:20,893 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2023-11-26 10:44:20,893 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-26 10:44:20,893 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2023-11-26 10:44:20,894 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2023-11-26 10:44:20,894 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:44:20,895 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:44:20,895 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 10:44:20,895 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2023-11-26 10:44:20,895 INFO L748 eck$LassoCheckResult]: Stem: 71#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(25, 2); 67#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~mem3#1, main_#t~mem4#1, main_#t~post1#1, main_~q~0#1, main_#t~mem6#1, main_#t~post5#1, main_~i~0#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset, main_~#c~0#1.base, main_~#c~0#1.offset;havoc main_~i~0#1;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(400000);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400000);call main_~#c~0#1.base, main_~#c~0#1.offset := #Ultimate.allocOnStack(400000);main_~i~0#1 := 0; 57#L21-3 [2023-11-26 10:44:20,896 INFO L750 eck$LassoCheckResult]: Loop: 57#L21-3 assume !!(main_~i~0#1 < 100000);havoc main_#t~nondet2#1;main_~q~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;call write~int#3(0, main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 59#L25 assume !(0 == main_~q~0#1); 65#L25-2 call main_#t~mem3#1 := read~int#3(main_~#a~0#1.base, main_~#a~0#1.offset + 4 * main_~i~0#1, 4); 72#L30 assume !(0 != main_#t~mem3#1);havoc main_#t~mem3#1; 68#L21-2 main_#t~post1#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post1#1;havoc main_#t~post1#1; 57#L21-3 [2023-11-26 10:44:20,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:20,896 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2023-11-26 10:44:20,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:20,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403645273] [2023-11-26 10:44:20,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:20,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:20,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:20,911 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:44:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:20,923 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:44:20,923 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:20,923 INFO L85 PathProgramCache]: Analyzing trace with hash 38328461, now seen corresponding path program 1 times [2023-11-26 10:44:20,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:20,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381336722] [2023-11-26 10:44:20,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:20,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:20,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:44:20,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:20,943 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:44:20,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:20,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1809767947, now seen corresponding path program 1 times [2023-11-26 10:44:20,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:20,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131454813] [2023-11-26 10:44:20,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:20,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:20,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:20,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:44:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:21,000 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:44:21,517 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 10:44:21,517 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 10:44:21,517 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 10:44:21,518 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 10:44:21,518 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 10:44:21,518 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:21,518 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 10:44:21,518 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 10:44:21,518 INFO L133 ssoRankerPreferences]: Filename of dumped script: array_single_elem_init.i_Iteration2_Lasso [2023-11-26 10:44:21,519 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 10:44:21,519 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 10:44:21,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,573 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,597 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,952 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:21,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:22,277 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 10:44:22,282 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 10:44:22,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,287 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-26 10:44:22,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,305 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,305 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,313 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,339 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-26 10:44:22,343 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 [2023-11-26 10:44:22,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:44:22,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:44:22,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:44:22,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,379 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,407 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-26 10:44:22,411 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,411 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,440 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-26 10:44:22,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,499 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:44:22,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:44:22,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:44:22,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-26 10:44:22,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,545 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-26 10:44:22,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,601 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-26 10:44:22,605 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 [2023-11-26 10:44:22,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:44:22,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:44:22,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:44:22,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,643 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-26 10:44:22,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,702 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-26 10:44:22,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,746 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,757 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-26 10:44:22,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,794 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-26 10:44:22,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,850 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:44:22,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,871 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:44:22,871 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:44:22,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-26 10:44:22,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,891 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-26 10:44:22,917 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,917 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:22,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:22,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:22,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:22,951 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:22,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:22,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:22,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:22,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:22,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:22,978 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:22,978 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:22,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-26 10:44:23,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:23,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:23,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:23,011 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:23,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:23,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:23,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:23,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:23,029 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:23,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-26 10:44:23,034 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 10:44:23,034 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 10:44:23,065 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 10:44:23,111 INFO L443 ModelExtractionUtils]: Simplification made 18 calls to the SMT solver. [2023-11-26 10:44:23,112 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2023-11-26 10:44:23,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:23,145 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:23,154 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 10:44:23,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-26 10:44:23,176 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-26 10:44:23,176 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 10:44:23,177 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#a~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 199999*v_rep(select #length ULTIMATE.start_main_~#a~0#1.base)_1 - 8*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2023-11-26 10:44:23,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:23,245 INFO L156 tatePredicateManager]: 13 out of 13 supporting invariants were superfluous and have been removed [2023-11-26 10:44:23,254 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~#a~0!base] could not be translated [2023-11-26 10:44:23,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:23,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:44:23,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:44:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:23,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 10:44:23,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:44:23,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:44:23,414 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-26 10:44:23,416 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:23,494 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 21 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 36 transitions. Complement of second has 7 states. [2023-11-26 10:44:23,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-26 10:44:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 12 transitions. [2023-11-26 10:44:23,499 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 2 letters. Loop has 5 letters. [2023-11-26 10:44:23,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:44:23,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 7 letters. Loop has 5 letters. [2023-11-26 10:44:23,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:44:23,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 12 transitions. Stem has 2 letters. Loop has 10 letters. [2023-11-26 10:44:23,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:44:23,502 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 36 transitions. [2023-11-26 10:44:23,508 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-26 10:44:23,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 17 states and 23 transitions. [2023-11-26 10:44:23,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2023-11-26 10:44:23,511 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-26 10:44:23,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 23 transitions. [2023-11-26 10:44:23,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:44:23,512 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 23 transitions. [2023-11-26 10:44:23,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 23 transitions. [2023-11-26 10:44:23,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2023-11-26 10:44:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 16 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 23 transitions. [2023-11-26 10:44:23,517 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 23 transitions. [2023-11-26 10:44:23,517 INFO L428 stractBuchiCegarLoop]: Abstraction has 17 states and 23 transitions. [2023-11-26 10:44:23,517 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-26 10:44:23,518 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 23 transitions. [2023-11-26 10:44:23,520 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2023-11-26 10:44:23,520 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 10:44:23,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 10:44:23,523 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-26 10:44:23,523 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-26 10:44:23,523 INFO L748 eck$LassoCheckResult]: Stem: 209#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(25, 2); 205#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet2#1, main_#t~mem3#1, main_#t~mem4#1, main_#t~post1#1, main_~q~0#1, main_#t~mem6#1, main_#t~post5#1, main_~i~0#1, main_~#a~0#1.base, main_~#a~0#1.offset, main_~#b~0#1.base, main_~#b~0#1.offset, main_~#c~0#1.base, main_~#c~0#1.offset;havoc main_~i~0#1;call main_~#a~0#1.base, main_~#a~0#1.offset := #Ultimate.allocOnStack(400000);call main_~#b~0#1.base, main_~#b~0#1.offset := #Ultimate.allocOnStack(400000);call main_~#c~0#1.base, main_~#c~0#1.offset := #Ultimate.allocOnStack(400000);main_~i~0#1 := 0; 194#L21-3 assume !(main_~i~0#1 < 100000); 195#L21-4 havoc main_~q~0#1;call write~int#3(1, main_~#a~0#1.base, 60000 + main_~#a~0#1.offset, 4);main_~i~0#1 := 0; 201#L43-3 [2023-11-26 10:44:23,523 INFO L750 eck$LassoCheckResult]: Loop: 201#L43-3 assume !!(main_~i~0#1 < 100000); 207#L45 assume !(15000 == main_~i~0#1); 200#L43-2 main_#t~post5#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post5#1;havoc main_#t~post5#1; 201#L43-3 [2023-11-26 10:44:23,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:23,529 INFO L85 PathProgramCache]: Analyzing trace with hash 925725, now seen corresponding path program 1 times [2023-11-26 10:44:23,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:23,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329532723] [2023-11-26 10:44:23,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:23,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:23,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:44:23,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:44:23,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329532723] [2023-11-26 10:44:23,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329532723] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:44:23,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:44:23,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:44:23,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119586750] [2023-11-26 10:44:23,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:44:23,613 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-26 10:44:23,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:23,618 INFO L85 PathProgramCache]: Analyzing trace with hash 72171, now seen corresponding path program 1 times [2023-11-26 10:44:23,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:23,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439932212] [2023-11-26 10:44:23,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:23,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:23,625 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:44:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:44:23,635 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:44:23,658 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 10:44:23,658 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 10:44:23,658 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 10:44:23,658 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 10:44:23,658 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-26 10:44:23,659 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,659 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 10:44:23,659 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 10:44:23,659 INFO L133 ssoRankerPreferences]: Filename of dumped script: array_single_elem_init.i_Iteration3_Loop [2023-11-26 10:44:23,659 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 10:44:23,659 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 10:44:23,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:23,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:23,721 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 10:44:23,722 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-26 10:44:23,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:23,725 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:23,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-26 10:44:23,729 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 10:44:23,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 10:44:23,758 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-26 10:44:23,758 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post5#1=0} Honda state: {ULTIMATE.start_main_#t~post5#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-26 10:44:23,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:23,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:23,772 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:23,782 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 10:44:23,782 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 10:44:23,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-26 10:44:23,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:23,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:23,814 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:23,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-26 10:44:23,830 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-26 10:44:23,830 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 10:44:23,873 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-26 10:44:23,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:23,882 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 10:44:23,882 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 10:44:23,882 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 10:44:23,882 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 10:44:23,882 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 10:44:23,882 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,882 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 10:44:23,883 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 10:44:23,883 INFO L133 ssoRankerPreferences]: Filename of dumped script: array_single_elem_init.i_Iteration3_Loop [2023-11-26 10:44:23,883 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 10:44:23,883 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 10:44:23,884 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:23,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 10:44:23,957 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 10:44:23,957 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 10:44:23,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:23,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:23,961 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:23,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:23,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:23,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:44:23,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:23,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 10:44:23,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:23,984 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 10:44:23,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:44:23,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-26 10:44:23,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 10:44:24,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:24,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:24,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:24,007 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:24,018 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 10:44:24,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 10:44:24,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 10:44:24,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 10:44:24,031 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-11-26 10:44:24,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 10:44:24,033 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 10:44:24,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 10:44:24,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-26 10:44:24,048 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-26 10:44:24,062 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2023-11-26 10:44:24,062 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2023-11-26 10:44:24,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 10:44:24,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:24,067 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:24,068 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-26 10:44:24,068 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2023-11-26 10:44:24,068 INFO L513 LassoAnalysis]: Proved termination. [2023-11-26 10:44:24,069 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 199999 Supporting invariants [] [2023-11-26 10:44:24,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-26 10:44:24,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:24,080 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2023-11-26 10:44:24,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:24,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:24,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:44:24,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:44:24,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:24,138 WARN L260 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-26 10:44:24,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:44:24,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 10:44:24,160 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-26 10:44:24,161 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:24,189 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 23 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 22 states and 30 transitions. Complement of second has 4 states. [2023-11-26 10:44:24,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-26 10:44:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 19 transitions. [2023-11-26 10:44:24,191 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 4 letters. Loop has 3 letters. [2023-11-26 10:44:24,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:44:24,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 7 letters. Loop has 3 letters. [2023-11-26 10:44:24,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:44:24,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 19 transitions. Stem has 4 letters. Loop has 6 letters. [2023-11-26 10:44:24,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-26 10:44:24,193 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 30 transitions. [2023-11-26 10:44:24,198 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 10:44:24,198 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 0 states and 0 transitions. [2023-11-26 10:44:24,198 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-26 10:44:24,199 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-26 10:44:24,199 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-26 10:44:24,199 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:44:24,199 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:44:24,199 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:44:24,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:44:24,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:44:24,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:44:24,201 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-26 10:44:24,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:44:24,201 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2023-11-26 10:44:24,201 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2023-11-26 10:44:24,201 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 10:44:24,201 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2023-11-26 10:44:24,201 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-26 10:44:24,202 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-26 10:44:24,202 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-26 10:44:24,202 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 10:44:24,202 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:44:24,202 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:44:24,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:44:24,204 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-26 10:44:24,204 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-26 10:44:24,204 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-26 10:44:24,204 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-26 10:44:24,204 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-26 10:44:24,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 10:44:24 BoogieIcfgContainer [2023-11-26 10:44:24,213 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 10:44:24,214 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:44:24,214 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:44:24,214 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:44:24,214 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:44:20" (3/4) ... [2023-11-26 10:44:24,216 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:44:24,217 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:44:24,218 INFO L158 Benchmark]: Toolchain (without parser) took 5053.07ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 115.5MB in the beginning and 115.1MB in the end (delta: 381.7kB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB. [2023-11-26 10:44:24,218 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:44:24,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.03ms. Allocated memory is still 155.2MB. Free memory was 115.5MB in the beginning and 105.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-26 10:44:24,227 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.46ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 103.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:44:24,228 INFO L158 Benchmark]: Boogie Preprocessor took 77.46ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 100.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 10:44:24,230 INFO L158 Benchmark]: RCFGBuilder took 549.60ms. Allocated memory is still 155.2MB. Free memory was 100.9MB in the beginning and 88.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-26 10:44:24,230 INFO L158 Benchmark]: BuchiAutomizer took 4059.70ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 88.3MB in the beginning and 115.1MB in the end (delta: -26.8MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-11-26 10:44:24,230 INFO L158 Benchmark]: Witness Printer took 3.74ms. Allocated memory is still 203.4MB. Free memory is still 115.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:44:24,233 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.03ms. Allocated memory is still 155.2MB. Free memory was 115.5MB in the beginning and 105.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.46ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 103.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.46ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 100.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 549.60ms. Allocated memory is still 155.2MB. Free memory was 100.9MB in the beginning and 88.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 4059.70ms. Allocated memory was 155.2MB in the beginning and 203.4MB in the end (delta: 48.2MB). Free memory was 88.3MB in the beginning and 115.1MB in the end (delta: -26.8MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * Witness Printer took 3.74ms. Allocated memory is still 203.4MB. Free memory is still 115.1MB. 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 #length[~#a~0!base] 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 (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function ((-2 * i) + 199999) and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 2 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, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 34 mSDsluCounter, 70 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 57 IncrementalHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 40 mSDtfsCounter, 57 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso1 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf100 lsp95 ukn89 mio100 lsp78 div100 bol100 ite100 ukn100 eq165 hnf94 smp100 dnf137 smp94 tf104 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-26 10:44:24,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:24,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-26 10:44:24,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d17f901-553d-4e35-ab54-395c58bc6f55/bin/uautomizer-verify-VRDe98Ueme/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