./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a 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_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU --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 34ebd55fb329f5d1f91a7448416ebb87d44ad143bdc373b65c05d35b2199abdd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:16:25,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:16:26,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-10-31 22:16:26,021 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:16:26,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:16:26,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:16:26,071 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:16:26,071 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:16:26,072 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:16:26,073 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:16:26,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:16:26,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:16:26,074 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:16:26,074 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:16:26,075 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:16:26,075 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:16:26,079 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:16:26,080 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:16:26,080 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:16:26,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:16:26,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:16:26,085 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:16:26,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:16:26,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:16:26,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:16:26,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:16:26,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:16:26,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:16:26,087 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:16:26,087 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:16:26,087 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:16:26,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:16:26,088 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:16:26,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:16:26,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:16:26,089 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:16:26,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:16:26,090 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:16:26,090 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:16:26,090 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_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34ebd55fb329f5d1f91a7448416ebb87d44ad143bdc373b65c05d35b2199abdd [2024-10-31 22:16:26,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:16:26,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:16:26,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:16:26,487 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:16:26,487 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:16:26,489 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i Unable to find full path for "g++" [2024-10-31 22:16:28,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:16:29,274 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:16:29,275 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/sv-benchmarks/c/array-memsafety/openbsd_cstrcmp-alloca-1.i [2024-10-31 22:16:29,301 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/data/197db999b/f73db21c237e49758e0c34940eb48450/FLAGfe2d1e003 [2024-10-31 22:16:29,328 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/data/197db999b/f73db21c237e49758e0c34940eb48450 [2024-10-31 22:16:29,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:16:29,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:16:29,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:29,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:16:29,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:16:29,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:29,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4255e847 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:29, skipping insertion in model container [2024-10-31 22:16:29,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:16:29" (1/1) ... [2024-10-31 22:16:29,419 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:16:29,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:29,944 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:16:30,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:16:30,042 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:16:30,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30 WrapperNode [2024-10-31 22:16:30,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:16:30,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:30,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:16:30,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:16:30,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,102 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 95 [2024-10-31 22:16:30,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:16:30,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:16:30,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:16:30,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:16:30,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,121 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,145 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [5, 4]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2024-10-31 22:16:30,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,157 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,158 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:16:30,166 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:16:30,166 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:16:30,166 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:16:30,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (1/1) ... [2024-10-31 22:16:30,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:30,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:30,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:30,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:16:30,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:16:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:16:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:16:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:16:30,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:16:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:16:30,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:16:30,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:16:30,368 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:16:30,371 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:16:30,541 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-10-31 22:16:30,541 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:16:30,552 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:16:30,553 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-10-31 22:16:30,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:30 BoogieIcfgContainer [2024-10-31 22:16:30,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:16:30,554 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:16:30,554 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:16:30,558 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:16:30,559 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:16:30,559 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:16:29" (1/3) ... [2024-10-31 22:16:30,560 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63d5d717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:16:30, skipping insertion in model container [2024-10-31 22:16:30,561 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:16:30,561 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:16:30" (2/3) ... [2024-10-31 22:16:30,561 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63d5d717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:16:30, skipping insertion in model container [2024-10-31 22:16:30,561 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:16:30,561 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:30" (3/3) ... [2024-10-31 22:16:30,563 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrcmp-alloca-1.i [2024-10-31 22:16:30,623 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:16:30,623 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:16:30,624 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:16:30,624 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:16:30,624 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:16:30,624 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:16:30,624 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:16:30,625 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:16:30,630 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2024-10-31 22:16:30,658 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-10-31 22:16:30,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:30,660 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:30,670 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:30,671 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:16:30,671 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:16:30,672 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2024-10-31 22:16:30,674 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2024-10-31 22:16:30,674 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:30,674 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:30,675 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-10-31 22:16:30,675 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:16:30,682 INFO L745 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 11#L524true assume !(main_~length1~0#1 < 1); 18#L524-2true assume !(main_~length2~0#1 < 1); 4#L527-1true call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 12#L533-3true [2024-10-31 22:16:30,682 INFO L747 eck$LassoCheckResult]: Loop: 12#L533-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 2#L533-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 12#L533-3true [2024-10-31 22:16:30,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:30,689 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2024-10-31 22:16:30,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:30,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511594010] [2024-10-31 22:16:30,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:30,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:30,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:30,886 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:30,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:30,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2024-10-31 22:16:30,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:30,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240319142] [2024-10-31 22:16:30,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:30,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:30,911 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:30,929 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:30,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:30,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2024-10-31 22:16:30,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:30,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374775528] [2024-10-31 22:16:30,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:30,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:30,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:31,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:31,017 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:31,601 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:16:31,602 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:16:31,602 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:16:31,603 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:16:31,603 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:16:31,603 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:31,603 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:16:31,604 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:16:31,604 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcmp-alloca-1.i_Iteration1_Lasso [2024-10-31 22:16:31,604 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:16:31,604 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:16:31,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,658 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,671 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,679 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,697 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:31,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:32,578 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:16:32,583 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:16:32,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:16:32,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:32,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:32,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:32,612 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-10-31 22:16:32,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,635 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:16:32,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:32,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:32,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:32,662 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-31 22:16:32,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,684 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:16:32,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,707 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:32,707 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:32,712 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 22:16:32,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,734 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:16:32,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,751 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,751 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:32,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:32,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:32,757 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:32,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,782 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:16:32,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:32,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:32,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:32,803 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-10-31 22:16:32,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,825 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:16:32,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,842 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:32,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,842 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:32,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:32,846 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:16:32,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,868 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:16:32,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,887 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:32,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:32,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:32,891 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:32,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,910 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:16:32,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:32,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:32,942 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:32,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:32,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:32,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:32,963 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:32,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:16:32,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:32,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:32,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:32,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:32,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:32,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:32,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:32,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:32,985 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-10-31 22:16:33,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,007 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:16:33,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:33,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,025 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:33,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:33,027 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2024-10-31 22:16:33,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,050 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:16:33,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:33,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,067 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:33,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:33,069 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 22:16:33,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,090 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:16:33,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:33,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:33,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:33,113 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 22:16:33,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,133 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:16:33,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,159 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:33,159 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:33,163 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-31 22:16:33,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,187 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:16:33,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:33,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:33,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:33,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-31 22:16:33,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,228 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:16:33,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:33,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:33,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 22:16:33,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,274 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:16:33,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:33,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:33,300 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 22:16:33,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,321 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:16:33,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:33,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:33,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:33,341 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:33,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 22:16:33,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,362 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:16:33,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:33,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:33,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:33,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:33,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:33,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:33,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:33,408 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:16:33,479 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-10-31 22:16:33,479 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2024-10-31 22:16:33,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:33,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:33,491 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:33,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:16:33,494 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:16:33,510 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:16:33,510 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:16:33,511 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~length1~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~length1~0#1 Supporting invariants [] [2024-10-31 22:16:33,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:33,546 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-10-31 22:16:33,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:33,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:33,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:16:33,596 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:33,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:16:33,616 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:33,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:33,669 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 [2024-10-31 22:16:33,671 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 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) [2024-10-31 22:16:33,729 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 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 33 states and 48 transitions. Complement of second has 6 states. [2024-10-31 22:16:33,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:16:33,738 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) [2024-10-31 22:16:33,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 26 transitions. [2024-10-31 22:16:33,740 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 5 letters. Loop has 2 letters. [2024-10-31 22:16:33,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:33,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-31 22:16:33,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:33,741 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 26 transitions. Stem has 5 letters. Loop has 4 letters. [2024-10-31 22:16:33,741 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:33,742 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 48 transitions. [2024-10-31 22:16:33,744 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-31 22:16:33,748 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 15 states and 21 transitions. [2024-10-31 22:16:33,749 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-10-31 22:16:33,749 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2024-10-31 22:16:33,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 21 transitions. [2024-10-31 22:16:33,750 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:33,750 INFO L218 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-10-31 22:16:33,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 21 transitions. [2024-10-31 22:16:33,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-10-31 22:16:33,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.4) internal successors, (21), 14 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) [2024-10-31 22:16:33,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 21 transitions. [2024-10-31 22:16:33,776 INFO L240 hiAutomatonCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-10-31 22:16:33,776 INFO L425 stractBuchiCegarLoop]: Abstraction has 15 states and 21 transitions. [2024-10-31 22:16:33,776 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:16:33,777 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 15 states and 21 transitions. [2024-10-31 22:16:33,777 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2024-10-31 22:16:33,777 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:33,777 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:33,778 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:33,778 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-10-31 22:16:33,778 INFO L745 eck$LassoCheckResult]: Stem: 135#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 130#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 131#L524 assume !(main_~length1~0#1 < 1); 134#L524-2 assume !(main_~length2~0#1 < 1); 123#L527-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 124#L533-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 132#L533-4 havoc main_~i~0#1;main_~i~1#1 := 0; 128#L537-3 [2024-10-31 22:16:33,778 INFO L747 eck$LassoCheckResult]: Loop: 128#L537-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1; 129#L537-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 128#L537-3 [2024-10-31 22:16:33,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:33,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2024-10-31 22:16:33,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:33,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817622039] [2024-10-31 22:16:33,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:33,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:33,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:33,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:33,811 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:33,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:33,812 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2024-10-31 22:16:33,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:33,812 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111055307] [2024-10-31 22:16:33,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:33,820 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:33,834 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:33,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:33,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2024-10-31 22:16:33,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:33,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495683742] [2024-10-31 22:16:33,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:33,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:33,870 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:33,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:34,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2024-10-31 22:16:34,288 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:16:34,288 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:16:34,288 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:16:34,288 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:16:34,288 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:16:34,288 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:34,289 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:16:34,289 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:16:34,289 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcmp-alloca-1.i_Iteration2_Lasso [2024-10-31 22:16:34,289 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:16:34,289 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:16:34,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,306 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,592 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:34,991 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:16:34,991 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:16:34,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:34,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:34,995 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:34,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:16:34,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-10-31 22:16:35,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,047 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:16:35,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,094 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:16:35,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,111 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,112 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-31 22:16:35,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,137 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 22:16:35,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,157 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-31 22:16:35,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,178 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 22:16:35,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,198 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,219 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 22:16:35,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,238 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:35,248 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2024-10-31 22:16:35,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,277 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 22:16:35,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,309 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,310 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,310 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,314 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,340 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 22:16:35,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,369 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:35,378 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,400 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 22:16:35,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:35,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2024-10-31 22:16:35,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,461 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 22:16:35,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:35,507 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,531 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 22:16:35,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-31 22:16:35,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,577 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 22:16:35,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,601 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,626 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 22:16:35,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,644 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,644 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,645 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,647 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,669 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 22:16:35,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,695 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,714 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 22:16:35,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:35,739 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,766 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 22:16:35,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:35,838 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,859 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 22:16:35,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:35,888 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,914 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 22:16:35,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:35,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:35,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:35,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:35,936 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:35,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:35,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:35,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:35,959 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:35,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 22:16:35,961 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 [2024-10-31 22:16:35,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:35,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:35,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:35,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:35,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:35,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:36,002 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:16:36,073 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2024-10-31 22:16:36,074 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-10-31 22:16:36,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:36,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:36,076 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:36,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 22:16:36,079 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:16:36,097 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:16:36,097 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:16:36,097 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length2~0#1, ULTIMATE.start_main_~i~1#1) = 1*ULTIMATE.start_main_~length2~0#1 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2024-10-31 22:16:36,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-10-31 22:16:36,141 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2024-10-31 22:16:36,166 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:36,201 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-31 22:16:36,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:36,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:16:36,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:36,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:36,257 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 [2024-10-31 22:16:36,258 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-10-31 22:16:36,290 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 15 states and 21 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 21 states and 30 transitions. Complement of second has 6 states. [2024-10-31 22:16:36,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:16:36,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-10-31 22:16:36,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2024-10-31 22:16:36,293 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-31 22:16:36,294 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:36,294 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 2 letters. [2024-10-31 22:16:36,294 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:36,294 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 4 letters. [2024-10-31 22:16:36,294 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:36,294 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 30 transitions. [2024-10-31 22:16:36,298 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:16:36,298 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 16 states and 22 transitions. [2024-10-31 22:16:36,299 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-10-31 22:16:36,300 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-10-31 22:16:36,300 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 22 transitions. [2024-10-31 22:16:36,300 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:36,300 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2024-10-31 22:16:36,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 22 transitions. [2024-10-31 22:16:36,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2024-10-31 22:16:36,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.375) internal successors, (22), 15 states have internal predecessors, (22), 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) [2024-10-31 22:16:36,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 22 transitions. [2024-10-31 22:16:36,305 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2024-10-31 22:16:36,305 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2024-10-31 22:16:36,305 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-10-31 22:16:36,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 22 transitions. [2024-10-31 22:16:36,306 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:16:36,306 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:36,306 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:36,307 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:36,307 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:16:36,309 INFO L745 eck$LassoCheckResult]: Stem: 244#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 239#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 240#L524 assume !(main_~length1~0#1 < 1); 242#L524-2 assume !(main_~length2~0#1 < 1); 231#L527-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 232#L533-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 243#L533-4 havoc main_~i~0#1;main_~i~1#1 := 0; 236#L537-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 233#L537-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcmp_#res#1;havoc cstrcmp_#t~mem3#1, cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset, cstrcmp_#t~mem4#1, cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset, cstrcmp_#t~mem6#1, cstrcmp_#t~mem8#1, cstrcmp_#t~pre7#1.base, cstrcmp_#t~pre7#1.offset, cstrcmp_#t~mem9#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset; 234#L516-3 [2024-10-31 22:16:36,309 INFO L747 eck$LassoCheckResult]: Loop: 234#L516-3 call cstrcmp_#t~mem3#1 := read~int#0(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post2#1.base, 1 + cstrcmp_#t~post2#1.offset;call cstrcmp_#t~mem4#1 := read~int#1(cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset, 1); 235#L516-1 assume !!(cstrcmp_#t~mem3#1 == cstrcmp_#t~mem4#1);havoc cstrcmp_#t~mem3#1;havoc cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset;havoc cstrcmp_#t~mem4#1;cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post5#1.base, 1 + cstrcmp_#t~post5#1.offset;call cstrcmp_#t~mem6#1 := read~int#0(cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset, 1); 241#L517 assume !(0 == cstrcmp_#t~mem6#1);havoc cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset;havoc cstrcmp_#t~mem6#1; 234#L516-3 [2024-10-31 22:16:36,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:36,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384726, now seen corresponding path program 1 times [2024-10-31 22:16:36,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:36,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024923101] [2024-10-31 22:16:36,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:36,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:36,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:36,357 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:36,391 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:36,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:36,397 INFO L85 PathProgramCache]: Analyzing trace with hash 77620, now seen corresponding path program 1 times [2024-10-31 22:16:36,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:36,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713866204] [2024-10-31 22:16:36,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:36,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:36,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:36,422 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:36,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:36,423 INFO L85 PathProgramCache]: Analyzing trace with hash -296047681, now seen corresponding path program 1 times [2024-10-31 22:16:36,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:36,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639315048] [2024-10-31 22:16:36,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:36,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:36,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2024-10-31 22:16:37,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:37,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:37,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639315048] [2024-10-31 22:16:37,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639315048] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:37,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:37,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-31 22:16:37,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640824869] [2024-10-31 22:16:37,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:37,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:37,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-31 22:16:37,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-10-31 22:16:37,301 INFO L87 Difference]: Start difference. First operand 16 states and 22 transitions. cyclomatic complexity: 9 Second operand has 9 states, 8 states have (on average 1.5) internal successors, (12), 9 states have internal predecessors, (12), 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) [2024-10-31 22:16:37,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:37,398 INFO L93 Difference]: Finished difference Result 21 states and 26 transitions. [2024-10-31 22:16:37,398 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 26 transitions. [2024-10-31 22:16:37,399 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:16:37,400 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 17 states and 22 transitions. [2024-10-31 22:16:37,400 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-10-31 22:16:37,400 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-10-31 22:16:37,400 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2024-10-31 22:16:37,400 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:37,401 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions. [2024-10-31 22:16:37,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2024-10-31 22:16:37,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2024-10-31 22:16:37,402 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) [2024-10-31 22:16:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2024-10-31 22:16:37,403 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-10-31 22:16:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-31 22:16:37,404 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2024-10-31 22:16:37,404 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-10-31 22:16:37,404 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2024-10-31 22:16:37,405 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:16:37,405 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:37,405 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:37,405 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:37,406 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:16:37,406 INFO L745 eck$LassoCheckResult]: Stem: 295#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 290#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 291#L524 assume !(main_~length1~0#1 < 1); 292#L524-2 assume !(main_~length2~0#1 < 1); 282#L527-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 283#L533-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 293#L533-4 havoc main_~i~0#1;main_~i~1#1 := 0; 287#L537-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1; 288#L537-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 289#L537-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 284#L537-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcmp_#res#1;havoc cstrcmp_#t~mem3#1, cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset, cstrcmp_#t~mem4#1, cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset, cstrcmp_#t~mem6#1, cstrcmp_#t~mem8#1, cstrcmp_#t~pre7#1.base, cstrcmp_#t~pre7#1.offset, cstrcmp_#t~mem9#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset; 285#L516-3 [2024-10-31 22:16:37,406 INFO L747 eck$LassoCheckResult]: Loop: 285#L516-3 call cstrcmp_#t~mem3#1 := read~int#0(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post2#1.base, 1 + cstrcmp_#t~post2#1.offset;call cstrcmp_#t~mem4#1 := read~int#1(cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset, 1); 286#L516-1 assume !!(cstrcmp_#t~mem3#1 == cstrcmp_#t~mem4#1);havoc cstrcmp_#t~mem3#1;havoc cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset;havoc cstrcmp_#t~mem4#1;cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post5#1.base, 1 + cstrcmp_#t~post5#1.offset;call cstrcmp_#t~mem6#1 := read~int#0(cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset, 1); 294#L517 assume !(0 == cstrcmp_#t~mem6#1);havoc cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset;havoc cstrcmp_#t~mem6#1; 285#L516-3 [2024-10-31 22:16:37,407 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:37,407 INFO L85 PathProgramCache]: Analyzing trace with hash -2087704584, now seen corresponding path program 1 times [2024-10-31 22:16:37,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:37,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423241676] [2024-10-31 22:16:37,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:37,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:37,431 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:37,443 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:37,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:37,444 INFO L85 PathProgramCache]: Analyzing trace with hash 77620, now seen corresponding path program 2 times [2024-10-31 22:16:37,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:37,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034159393] [2024-10-31 22:16:37,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:37,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:37,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:37,457 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:37,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:37,458 INFO L85 PathProgramCache]: Analyzing trace with hash 614199261, now seen corresponding path program 1 times [2024-10-31 22:16:37,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:37,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641554677] [2024-10-31 22:16:37,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:37,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:37,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-31 22:16:37,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:16:37,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641554677] [2024-10-31 22:16:37,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641554677] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:16:37,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:16:37,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-31 22:16:37,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169292796] [2024-10-31 22:16:37,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:16:37,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:16:37,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-31 22:16:37,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-10-31 22:16:37,928 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 7 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 7 states have internal predecessors, (14), 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) [2024-10-31 22:16:38,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:16:38,001 INFO L93 Difference]: Finished difference Result 25 states and 30 transitions. [2024-10-31 22:16:38,001 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 30 transitions. [2024-10-31 22:16:38,002 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:16:38,002 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 17 states and 21 transitions. [2024-10-31 22:16:38,002 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2024-10-31 22:16:38,003 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-10-31 22:16:38,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 21 transitions. [2024-10-31 22:16:38,003 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:38,003 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 21 transitions. [2024-10-31 22:16:38,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 21 transitions. [2024-10-31 22:16:38,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2024-10-31 22:16:38,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 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) [2024-10-31 22:16:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2024-10-31 22:16:38,005 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2024-10-31 22:16:38,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-31 22:16:38,006 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2024-10-31 22:16:38,006 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2024-10-31 22:16:38,006 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2024-10-31 22:16:38,007 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-10-31 22:16:38,007 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:16:38,007 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:16:38,008 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:16:38,008 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-10-31 22:16:38,008 INFO L745 eck$LassoCheckResult]: Stem: 348#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 343#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 344#L524 assume !(main_~length1~0#1 < 1); 346#L524-2 assume !(main_~length2~0#1 < 1); 335#L527-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 336#L533-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_#t~nondet14#1;call write~int#0(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 333#L533-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 334#L533-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 347#L533-4 havoc main_~i~0#1;main_~i~1#1 := 0; 340#L537-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1; 341#L537-2 main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 342#L537-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 337#L537-4 havoc main_~i~1#1;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcmp_#res#1;havoc cstrcmp_#t~mem3#1, cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset, cstrcmp_#t~mem4#1, cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset, cstrcmp_#t~mem6#1, cstrcmp_#t~mem8#1, cstrcmp_#t~pre7#1.base, cstrcmp_#t~pre7#1.offset, cstrcmp_#t~mem9#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset; 338#L516-3 [2024-10-31 22:16:38,008 INFO L747 eck$LassoCheckResult]: Loop: 338#L516-3 call cstrcmp_#t~mem3#1 := read~int#0(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post2#1.base, 1 + cstrcmp_#t~post2#1.offset;call cstrcmp_#t~mem4#1 := read~int#1(cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset, 1); 339#L516-1 assume !!(cstrcmp_#t~mem3#1 == cstrcmp_#t~mem4#1);havoc cstrcmp_#t~mem3#1;havoc cstrcmp_#t~post2#1.base, cstrcmp_#t~post2#1.offset;havoc cstrcmp_#t~mem4#1;cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post5#1.base, 1 + cstrcmp_#t~post5#1.offset;call cstrcmp_#t~mem6#1 := read~int#0(cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset, 1); 345#L517 assume !(0 == cstrcmp_#t~mem6#1);havoc cstrcmp_#t~post5#1.base, cstrcmp_#t~post5#1.offset;havoc cstrcmp_#t~mem6#1; 338#L516-3 [2024-10-31 22:16:38,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:38,009 INFO L85 PathProgramCache]: Analyzing trace with hash -1066016806, now seen corresponding path program 1 times [2024-10-31 22:16:38,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:38,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649020811] [2024-10-31 22:16:38,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:38,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:38,026 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:38,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:38,038 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:38,039 INFO L85 PathProgramCache]: Analyzing trace with hash 77620, now seen corresponding path program 3 times [2024-10-31 22:16:38,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:38,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469975150] [2024-10-31 22:16:38,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:38,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:38,047 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:38,055 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:38,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:38,056 INFO L85 PathProgramCache]: Analyzing trace with hash -718433093, now seen corresponding path program 1 times [2024-10-31 22:16:38,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:16:38,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589513832] [2024-10-31 22:16:38,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:16:38,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:16:38,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:38,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:16:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:16:38,118 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:16:39,591 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:16:39,591 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:16:39,591 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:16:39,591 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:16:39,591 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:16:39,591 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:39,592 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:16:39,592 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:16:39,592 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrcmp-alloca-1.i_Iteration5_Lasso [2024-10-31 22:16:39,592 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:16:39,592 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:16:39,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,606 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,609 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,614 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,620 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,624 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,627 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:39,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,245 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,248 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,261 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,263 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,266 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,275 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,277 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,299 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:16:40,883 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:16:40,883 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:16:40,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:40,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:40,886 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:40,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 22:16:40,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:40,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:40,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:40,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:40,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:40,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:40,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:40,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:40,905 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:40,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2024-10-31 22:16:40,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:40,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:40,928 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:40,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 22:16:40,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:40,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:40,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:40,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:40,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:40,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:40,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:40,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:40,952 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:40,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:40,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:40,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:40,974 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:40,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2024-10-31 22:16:40,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:40,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:40,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:40,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:40,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:40,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:40,992 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:40,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:40,993 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2024-10-31 22:16:41,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,013 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2024-10-31 22:16:41,016 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 [2024-10-31 22:16:41,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,033 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2024-10-31 22:16:41,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,055 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2024-10-31 22:16:41,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,079 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,085 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2024-10-31 22:16:41,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,126 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2024-10-31 22:16:41,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,158 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2024-10-31 22:16:41,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,190 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2024-10-31 22:16:41,192 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,207 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,210 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:41,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,241 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2024-10-31 22:16:41,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,282 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2024-10-31 22:16:41,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,305 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2024-10-31 22:16:41,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,328 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:41,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,361 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2024-10-31 22:16:41,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:41,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,407 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2024-10-31 22:16:41,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,431 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2024-10-31 22:16:41,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,461 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2024-10-31 22:16:41,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:41,483 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:41,495 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:41,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,542 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2024-10-31 22:16:41,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:41,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,590 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2024-10-31 22:16:41,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:16:41,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:16:41,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:16:41,613 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:16:41,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:41,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,636 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2024-10-31 22:16:41,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:16:41,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:16:41,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:16:41,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:16:41,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:16:41,661 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:16:41,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:16:41,672 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:16:41,703 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-10-31 22:16:41,703 INFO L444 ModelExtractionUtils]: 2 out of 13 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-10-31 22:16:41,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:16:41,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:16:41,706 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:16:41,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2024-10-31 22:16:41,707 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:16:41,724 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-10-31 22:16:41,724 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:16:41,725 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcmp_~s2#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3) = -1*ULTIMATE.start_cstrcmp_~s2#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3 Supporting invariants [] [2024-10-31 22:16:41,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2024-10-31 22:16:41,831 INFO L156 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2024-10-31 22:16:41,837 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-10-31 22:16:41,841 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-10-31 22:16:41,842 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s2!offset [2024-10-31 22:16:41,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:16:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:41,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:16:41,968 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:42,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:16:42,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-31 22:16:42,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:16:42,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:16:42,102 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2024-10-31 22:16:42,102 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 7 Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) [2024-10-31 22:16:42,149 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 7. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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 19 states and 23 transitions. Complement of second has 5 states. [2024-10-31 22:16:42,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2024-10-31 22:16:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) [2024-10-31 22:16:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2024-10-31 22:16:42,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 3 letters. [2024-10-31 22:16:42,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:42,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 16 letters. Loop has 3 letters. [2024-10-31 22:16:42,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:42,153 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 13 letters. Loop has 6 letters. [2024-10-31 22:16:42,153 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:16:42,154 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2024-10-31 22:16:42,154 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:16:42,154 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2024-10-31 22:16:42,154 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 22:16:42,154 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 22:16:42,154 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 22:16:42,154 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:16:42,156 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:16:42,156 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:16:42,156 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:16:42,157 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2024-10-31 22:16:42,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:16:42,157 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:16:42,157 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 22:16:42,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 10:16:42 BoogieIcfgContainer [2024-10-31 22:16:42,166 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 22:16:42,166 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:16:42,166 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:16:42,166 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:16:42,167 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:16:30" (3/4) ... [2024-10-31 22:16:42,169 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:16:42,170 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:16:42,171 INFO L158 Benchmark]: Toolchain (without parser) took 12836.03ms. Allocated memory was 176.2MB in the beginning and 224.4MB in the end (delta: 48.2MB). Free memory was 142.7MB in the beginning and 67.3MB in the end (delta: 75.5MB). Peak memory consumption was 123.9MB. Max. memory is 16.1GB. [2024-10-31 22:16:42,171 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:16:42,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 704.36ms. Allocated memory is still 176.2MB. Free memory was 142.7MB in the beginning and 133.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:16:42,172 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.93ms. Allocated memory is still 176.2MB. Free memory was 133.1MB in the beginning and 131.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:16:42,172 INFO L158 Benchmark]: Boogie Preprocessor took 61.90ms. Allocated memory is still 176.2MB. Free memory was 131.0MB in the beginning and 128.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:16:42,173 INFO L158 Benchmark]: RCFGBuilder took 387.57ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 114.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-31 22:16:42,174 INFO L158 Benchmark]: BuchiAutomizer took 11611.41ms. Allocated memory was 176.2MB in the beginning and 224.4MB in the end (delta: 48.2MB). Free memory was 114.2MB in the beginning and 67.3MB in the end (delta: 47.0MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. [2024-10-31 22:16:42,175 INFO L158 Benchmark]: Witness Printer took 4.46ms. Allocated memory is still 224.4MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:16:42,176 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 119.5MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 704.36ms. Allocated memory is still 176.2MB. Free memory was 142.7MB in the beginning and 133.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.93ms. Allocated memory is still 176.2MB. Free memory was 133.1MB in the beginning and 131.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.90ms. Allocated memory is still 176.2MB. Free memory was 131.0MB in the beginning and 128.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 387.57ms. Allocated memory is still 176.2MB. Free memory was 128.9MB in the beginning and 114.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * BuchiAutomizer took 11611.41ms. Allocated memory was 176.2MB in the beginning and 224.4MB in the end (delta: 48.2MB). Free memory was 114.2MB in the beginning and 67.3MB in the end (delta: 47.0MB). Peak memory consumption was 98.3MB. Max. memory is 16.1GB. * Witness Printer took 4.46ms. Allocated memory is still 224.4MB. Free memory is still 67.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s2!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (length1 + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function (length2 + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.5s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 10.5s. Construction of modules took 0.1s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 135 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 82 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 109 IncrementalHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 53 mSDtfsCounter, 109 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital139 mio100 ax113 hnf100 lsp86 ukn80 mio100 lsp39 div154 bol100 ite100 ukn100 eq159 hnf92 smp80 dnf112 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 30ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-31 22:16:42,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2024-10-31 22:16:42,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224241bb-da4f-4ed5-8ccd-53720fecf91a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE