./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version cf1a7837 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_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl --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 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:18:08,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:18:08,811 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-12 02:18:08,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:18:08,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:18:08,865 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:18:08,866 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:18:08,866 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:18:08,868 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:18:08,873 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:18:08,874 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:18:08,874 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-12 02:18:08,875 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-12 02:18:08,876 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-12 02:18:08,877 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-12 02:18:08,877 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-12 02:18:08,878 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-12 02:18:08,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:18:08,879 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-12 02:18:08,879 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:18:08,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:18:08,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:18:08,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:18:08,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-12 02:18:08,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-12 02:18:08,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-12 02:18:08,884 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:18:08,884 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:18:08,885 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:18:08,885 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-12 02:18:08,887 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:18:08,887 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:18:08,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:18:08,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:18:08,888 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:18:08,888 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-12 02:18:08,889 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_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36c3a12d89778d96e6058a4f11ff4e1483403bd2fab9b14de640491057c7f753 [2023-11-12 02:18:09,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:18:09,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:18:09,219 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:18:09,221 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:18:09,222 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:18:09,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2023-11-12 02:18:12,488 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:18:12,830 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:18:12,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/sv-benchmarks/c/array-memsafety/openbsd_cstpncpy-alloca-1.i [2023-11-12 02:18:12,853 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/data/b502af4d0/49f5712069ff4284a767b71ccef8bd5f/FLAGcedf030b3 [2023-11-12 02:18:12,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/data/b502af4d0/49f5712069ff4284a767b71ccef8bd5f [2023-11-12 02:18:12,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:18:12,889 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:18:12,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:12,894 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:18:12,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:18:12,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:12" (1/1) ... [2023-11-12 02:18:12,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a9f003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:12, skipping insertion in model container [2023-11-12 02:18:12,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:18:12" (1/1) ... [2023-11-12 02:18:12,981 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:18:13,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:13,401 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:18:13,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:18:13,485 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:18:13,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13 WrapperNode [2023-11-12 02:18:13,486 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:18:13,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:13,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:18:13,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:18:13,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,541 INFO L138 Inliner]: procedures = 119, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2023-11-12 02:18:13,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:18:13,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:18:13,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:18:13,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:18:13,553 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,564 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:18:13,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:18:13,600 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:18:13,600 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:18:13,601 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (1/1) ... [2023-11-12 02:18:13,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:13,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:13,643 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:13,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-12 02:18:13,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:18:13,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:18:13,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:18:13,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:18:13,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:18:13,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:18:13,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:18:13,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:18:13,806 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:18:13,808 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:18:14,176 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:18:14,183 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:18:14,183 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 02:18:14,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:14 BoogieIcfgContainer [2023-11-12 02:18:14,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:18:14,187 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-12 02:18:14,187 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-12 02:18:14,192 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-12 02:18:14,193 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:18:14,194 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:18:12" (1/3) ... [2023-11-12 02:18:14,195 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@168bbd2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:18:14, skipping insertion in model container [2023-11-12 02:18:14,195 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:18:14,195 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:18:13" (2/3) ... [2023-11-12 02:18:14,205 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@168bbd2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:18:14, skipping insertion in model container [2023-11-12 02:18:14,206 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-12 02:18:14,206 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:14" (3/3) ... [2023-11-12 02:18:14,207 INFO L332 chiAutomizerObserver]: Analyzing ICFG openbsd_cstpncpy-alloca-1.i [2023-11-12 02:18:14,270 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-12 02:18:14,270 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-12 02:18:14,271 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-12 02:18:14,271 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-12 02:18:14,271 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-12 02:18:14,271 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-12 02:18:14,271 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-12 02:18:14,272 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-12 02:18:14,276 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:14,298 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2023-11-12 02:18:14,298 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:14,299 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:14,305 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-12 02:18:14,305 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:18:14,305 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-12 02:18:14,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:14,308 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2023-11-12 02:18:14,309 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:14,309 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:14,309 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-12 02:18:14,309 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:18:14,318 INFO L748 eck$LassoCheckResult]: Stem: 16#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet11#1;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 4#L534true assume !(main_~length~0#1 < 1); 12#L534-2true assume !(main_~n~0#1 < 1); 5#L537-1true call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 20#L543-3true [2023-11-12 02:18:14,319 INFO L750 eck$LassoCheckResult]: Loop: 20#L543-3true assume !!(main_~i~0#1 < main_~length~0#1 - 1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 13#L543-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 20#L543-3true [2023-11-12 02:18:14,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:14,326 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2023-11-12 02:18:14,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:14,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886339330] [2023-11-12 02:18:14,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:14,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:14,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,520 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:14,524 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:14,524 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2023-11-12 02:18:14,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:14,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130380288] [2023-11-12 02:18:14,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:14,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,559 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,590 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:14,595 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:14,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2023-11-12 02:18:14,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:14,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828553853] [2023-11-12 02:18:14,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:14,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,688 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:14,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:14,723 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:15,334 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:18:15,335 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:18:15,335 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:18:15,336 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:18:15,336 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:18:15,336 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:15,336 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:18:15,337 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:18:15,337 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration1_Lasso [2023-11-12 02:18:15,337 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:18:15,337 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:18:15,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,374 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,379 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,383 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,395 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,703 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:15,706 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:16,122 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:18:16,127 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:18:16,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,136 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-12 02:18:16,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:16,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:16,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:16,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-12 02:18:16,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:16,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:16,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:16,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,212 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-12 02:18:16,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,237 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,241 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,241 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,271 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-12 02:18:16,310 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,320 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,349 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,349 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-12 02:18:16,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,376 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-12 02:18:16,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,443 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-12 02:18:16,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:16,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:16,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:16,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,486 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-12 02:18:16,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,531 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-12 02:18:16,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:16,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,549 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,550 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:16,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:16,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,574 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,606 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-12 02:18:16,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,610 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,632 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-12 02:18:16,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,702 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-12 02:18:16,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:16,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,723 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:16,723 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:16,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,751 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-12 02:18:16,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:16,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:16,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,805 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:16,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:16,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:16,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:16,831 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:16,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-12 02:18:16,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:16,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:16,878 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:18:16,936 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2023-11-12 02:18:16,936 INFO L444 ModelExtractionUtils]: 6 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-12 02:18:16,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:16,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:16,988 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:16,991 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:18:17,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-12 02:18:17,021 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-12 02:18:17,022 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:18:17,022 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2023-11-12 02:18:17,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:17,080 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2023-11-12 02:18:17,106 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:17,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-12 02:18:17,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:17,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-12 02:18:17,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:17,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:17,245 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2023-11-12 02:18:17,247 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:17,318 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 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 38 states and 56 transitions. Complement of second has 8 states. [2023-11-12 02:18:17,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-12 02:18:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 30 transitions. [2023-11-12 02:18:17,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 5 letters. Loop has 2 letters. [2023-11-12 02:18:17,334 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:17,334 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 7 letters. Loop has 2 letters. [2023-11-12 02:18:17,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:17,335 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 30 transitions. Stem has 5 letters. Loop has 4 letters. [2023-11-12 02:18:17,335 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:17,336 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 56 transitions. [2023-11-12 02:18:17,343 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-12 02:18:17,349 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 16 states and 21 transitions. [2023-11-12 02:18:17,350 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-12 02:18:17,351 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2023-11-12 02:18:17,352 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 21 transitions. [2023-11-12 02:18:17,353 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:18:17,353 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2023-11-12 02:18:17,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 21 transitions. [2023-11-12 02:18:17,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2023-11-12 02:18:17,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.3125) internal successors, (21), 15 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:17,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 21 transitions. [2023-11-12 02:18:17,384 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 21 transitions. [2023-11-12 02:18:17,385 INFO L428 stractBuchiCegarLoop]: Abstraction has 16 states and 21 transitions. [2023-11-12 02:18:17,385 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-12 02:18:17,385 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 21 transitions. [2023-11-12 02:18:17,387 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-12 02:18:17,388 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:17,388 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:17,389 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:18:17,389 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:18:17,390 INFO L748 eck$LassoCheckResult]: Stem: 146#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 137#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet11#1;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 131#L534 assume !(main_~length~0#1 < 1); 132#L534-2 assume !(main_~n~0#1 < 1); 133#L537-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 134#L543-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 138#L543-4 havoc main_~i~0#1;call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset, cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~mem7#1, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, cstpncpy_#t~pre8#1, cstpncpy_#t~pre4#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_#t~mem10#1.base, cstpncpy_#t~mem10#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;call cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset := #Ultimate.allocOnStack(4);call write~$Pointer$(cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1; 139#L516 assume 0 != cstpncpy_~n#1 % 4294967296;call cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;call cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);call write~$Pointer$(cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296), cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);havoc cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset; 135#L520-4 [2023-11-12 02:18:17,390 INFO L750 eck$LassoCheckResult]: Loop: 135#L520-4 cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post5#1.base, 1 + cstpncpy_#t~post5#1.offset;cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post6#1.base, 1 + cstpncpy_#t~post6#1.offset;call cstpncpy_#t~mem7#1 := read~int(cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, 1);call write~int(cstpncpy_#t~mem7#1, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, 1); 136#L521 assume !(0 == cstpncpy_#t~mem7#1);havoc cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset;havoc cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset;havoc cstpncpy_#t~mem7#1; 141#L520-1 cstpncpy_#t~pre4#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1; 140#L520-2 assume !!(0 != cstpncpy_#t~pre4#1 % 4294967296);havoc cstpncpy_#t~pre4#1; 135#L520-4 [2023-11-12 02:18:17,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:17,391 INFO L85 PathProgramCache]: Analyzing trace with hash 180430706, now seen corresponding path program 1 times [2023-11-12 02:18:17,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:17,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168222087] [2023-11-12 02:18:17,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:17,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:17,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:17,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:17,534 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:17,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:17,538 INFO L85 PathProgramCache]: Analyzing trace with hash 2049688, now seen corresponding path program 1 times [2023-11-12 02:18:17,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:17,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827279992] [2023-11-12 02:18:17,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:17,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:17,557 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:17,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:17,571 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:17,572 INFO L85 PathProgramCache]: Analyzing trace with hash -299020919, now seen corresponding path program 1 times [2023-11-12 02:18:17,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:17,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003347717] [2023-11-12 02:18:17,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:17,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:17,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:18,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:18,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:18,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:18:18,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003347717] [2023-11-12 02:18:18,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003347717] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:18:18,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:18:18,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-12 02:18:18,355 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980721891] [2023-11-12 02:18:18,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:18:18,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:18:18,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:18:18,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:18:18,612 INFO L87 Difference]: Start difference. First operand 16 states and 21 transitions. cyclomatic complexity: 8 Second operand has 8 states, 8 states have (on average 1.5) internal successors, (12), 8 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) [2023-11-12 02:18:18,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:18:18,748 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2023-11-12 02:18:18,748 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 28 transitions. [2023-11-12 02:18:18,749 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 8 [2023-11-12 02:18:18,750 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 23 states and 28 transitions. [2023-11-12 02:18:18,750 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2023-11-12 02:18:18,750 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2023-11-12 02:18:18,750 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2023-11-12 02:18:18,751 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:18:18,751 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 28 transitions. [2023-11-12 02:18:18,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2023-11-12 02:18:18,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 20. [2023-11-12 02:18:18,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.25) internal successors, (25), 19 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:18,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 25 transitions. [2023-11-12 02:18:18,753 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 25 transitions. [2023-11-12 02:18:18,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 02:18:18,756 INFO L428 stractBuchiCegarLoop]: Abstraction has 20 states and 25 transitions. [2023-11-12 02:18:18,756 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-12 02:18:18,757 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 25 transitions. [2023-11-12 02:18:18,760 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2023-11-12 02:18:18,761 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:18,761 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:18,762 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:18:18,762 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-12 02:18:18,763 INFO L748 eck$LassoCheckResult]: Stem: 204#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 195#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet11#1;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 189#L534 assume !(main_~length~0#1 < 1); 190#L534-2 assume !(main_~n~0#1 < 1); 191#L537-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 192#L543-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 206#L543-4 havoc main_~i~0#1;call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset, cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~mem7#1, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, cstpncpy_#t~pre8#1, cstpncpy_#t~pre4#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_#t~mem10#1.base, cstpncpy_#t~mem10#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;call cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset := #Ultimate.allocOnStack(4);call write~$Pointer$(cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1; 208#L516 assume 0 != cstpncpy_~n#1 % 4294967296;call cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;call cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);call write~$Pointer$(cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296), cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);havoc cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset; 193#L520-4 cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post5#1.base, 1 + cstpncpy_#t~post5#1.offset;cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post6#1.base, 1 + cstpncpy_#t~post6#1.offset;call cstpncpy_#t~mem7#1 := read~int(cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, 1);call write~int(cstpncpy_#t~mem7#1, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, 1); 194#L521 assume 0 == cstpncpy_#t~mem7#1;havoc cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset;havoc cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset;havoc cstpncpy_#t~mem7#1;call write~$Pointer$(cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset - 1, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4); 200#L523-3 [2023-11-12 02:18:18,763 INFO L750 eck$LassoCheckResult]: Loop: 200#L523-3 cstpncpy_#t~pre8#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1; 201#L523-1 assume !!(0 != cstpncpy_#t~pre8#1 % 4294967296);havoc cstpncpy_#t~pre8#1;cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post9#1.base, 1 + cstpncpy_#t~post9#1.offset;call write~int(0, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, 1);havoc cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset; 200#L523-3 [2023-11-12 02:18:18,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:18,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1595217781, now seen corresponding path program 1 times [2023-11-12 02:18:18,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:18,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303529878] [2023-11-12 02:18:18,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:18,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:18,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:18,875 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:18,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:18,876 INFO L85 PathProgramCache]: Analyzing trace with hash 2374, now seen corresponding path program 1 times [2023-11-12 02:18:18,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:18,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262574935] [2023-11-12 02:18:18,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:18,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:18,887 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:18,899 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:18,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:18,900 INFO L85 PathProgramCache]: Analyzing trace with hash -299035718, now seen corresponding path program 1 times [2023-11-12 02:18:18,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:18,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827198361] [2023-11-12 02:18:18,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:18,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:18,972 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:19,004 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:26,039 WARN L293 SmtUtils]: Spent 6.92s on a formula simplification. DAG size of input: 239 DAG size of output: 215 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-12 02:18:29,496 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:18:29,496 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:18:29,496 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:18:29,496 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:18:29,496 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:18:29,497 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:29,497 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:18:29,497 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:18:29,497 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration3_Lasso [2023-11-12 02:18:29,497 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:18:29,497 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:18:29,505 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,517 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,519 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,522 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,524 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:29,528 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,282 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,293 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,295 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,298 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,304 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,316 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,339 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,357 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,360 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:31,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:32,310 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:18:32,310 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:18:32,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,312 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-12 02:18:32,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,327 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,327 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,337 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-12 02:18:32,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,364 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-12 02:18:32,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,378 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,391 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-12 02:18:32,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,404 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,415 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-12 02:18:32,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,416 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-12 02:18:32,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,443 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,450 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-12 02:18:32,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-12 02:18:32,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,468 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-12 02:18:32,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,506 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-12 02:18:32,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-12 02:18:32,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,532 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-12 02:18:32,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,548 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,548 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-12 02:18:32,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,556 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-12 02:18:32,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,583 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,592 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 [2023-11-12 02:18:32,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-12 02:18:32,607 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,608 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,634 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,638 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 [2023-11-12 02:18:32,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-12 02:18:32,655 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,655 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,689 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,710 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-12 02:18:32,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-12 02:18:32,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,735 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-12 02:18:32,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,758 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,758 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,778 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-12 02:18:32,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-12 02:18:32,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,823 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,828 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 [2023-11-12 02:18:32,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-12 02:18:32,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,840 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,857 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-12 02:18:32,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-12 02:18:32,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,882 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-12 02:18:32,885 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,897 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,898 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-12 02:18:32,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,906 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-12 02:18:32,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,923 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-12 02:18:32,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,939 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-12 02:18:32,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,954 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,954 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-12 02:18:32,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,959 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-12 02:18:32,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:32,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:32,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:32,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:32,979 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:32,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:32,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-12 02:18:32,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:32,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:32,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:32,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:32,992 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:32,992 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:32,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:32,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:32,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:32,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,000 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-12 02:18:33,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:33,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:33,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:33,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:33,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,021 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-12 02:18:33,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,044 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:33,044 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:33,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:33,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-12 02:18:33,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,061 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-12 02:18:33,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:33,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:33,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:33,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-12 02:18:33,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,097 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-12 02:18:33,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:33,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:33,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:33,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:33,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,152 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:33,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:33,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-12 02:18:33,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:33,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-12 02:18:33,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,179 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-12 02:18:33,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:33,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:33,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:33,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:33,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-12 02:18:33,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,199 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-12 02:18:33,202 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:33,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:33,240 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:33,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-12 02:18:33,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,244 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-12 02:18:33,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:33,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:33,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:33,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:33,257 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:33,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:33,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:33,296 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:18:33,367 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2023-11-12 02:18:33,367 INFO L444 ModelExtractionUtils]: 9 out of 22 variables were initially zero. Simplification set additionally 8 variables to zero. [2023-11-12 02:18:33,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:33,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:33,372 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:33,376 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:18:33,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-12 02:18:33,407 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2023-11-12 02:18:33,407 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:18:33,407 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstpncpy_~d~0#1.offset) = -2*ULTIMATE.start_cstpncpy_~d~0#1.offset + 8589934589 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_2 + 4294967295 >= 0] [2023-11-12 02:18:33,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:33,563 INFO L156 tatePredicateManager]: 21 out of 23 supporting invariants were superfluous and have been removed [2023-11-12 02:18:33,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:33,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-12 02:18:33,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:33,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-12 02:18:33,747 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-11-12 02:18:33,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:33,755 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-12 02:18:33,801 INFO L322 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-12 02:18:33,801 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-11-12 02:18:33,806 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 9 [2023-11-12 02:18:33,813 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-12 02:18:33,844 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-12 02:18:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:33,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-12 02:18:33,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:33,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:33,902 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 1 loop predicates [2023-11-12 02:18:33,903 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8 Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 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) [2023-11-12 02:18:34,060 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 25 transitions. cyclomatic complexity: 8. Second operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 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) Result 22 states and 28 transitions. Complement of second has 7 states. [2023-11-12 02:18:34,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 4 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-12 02:18:34,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 2.0) internal successors, (12), 6 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) [2023-11-12 02:18:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 19 transitions. [2023-11-12 02:18:34,063 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 10 letters. Loop has 2 letters. [2023-11-12 02:18:34,063 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:34,063 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 12 letters. Loop has 2 letters. [2023-11-12 02:18:34,063 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:34,063 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 19 transitions. Stem has 10 letters. Loop has 4 letters. [2023-11-12 02:18:34,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:34,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 28 transitions. [2023-11-12 02:18:34,065 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:18:34,065 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 14 states and 17 transitions. [2023-11-12 02:18:34,065 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2023-11-12 02:18:34,066 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2023-11-12 02:18:34,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2023-11-12 02:18:34,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:18:34,066 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2023-11-12 02:18:34,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2023-11-12 02:18:34,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2023-11-12 02:18:34,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-12 02:18:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2023-11-12 02:18:34,068 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 17 transitions. [2023-11-12 02:18:34,068 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2023-11-12 02:18:34,068 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-12 02:18:34,069 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2023-11-12 02:18:34,069 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2023-11-12 02:18:34,069 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-12 02:18:34,069 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-12 02:18:34,070 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:18:34,070 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-12 02:18:34,070 INFO L748 eck$LassoCheckResult]: Stem: 405#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 398#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~nondet16#1, main_#t~post15#1, main_~i~0#1, main_#t~ret17#1.base, main_#t~ret17#1.offset, main_~length~0#1, main_~n~0#1, main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset;havoc main_#t~nondet11#1;main_~length~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 392#L534 assume !(main_~length~0#1 < 1); 393#L534-2 assume !(main_~n~0#1 < 1); 394#L537-1 call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~n~0#1 % 4294967296);main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length~0#1 % 4294967296);main_~nondetString~0#1.base, main_~nondetString~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;main_~i~0#1 := 0; 395#L543-3 assume !!(main_~i~0#1 < main_~length~0#1 - 1);havoc main_#t~nondet16#1;call write~int(main_#t~nondet16#1, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet16#1; 403#L543-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 404#L543-3 assume !(main_~i~0#1 < main_~length~0#1 - 1); 399#L543-4 havoc main_~i~0#1;call write~int(0, main_~nondetString~0#1.base, main_~nondetString~0#1.offset + (main_~length~0#1 - 1), 1);assume { :begin_inline_cstpncpy } true;cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset, cstpncpy_#in~n#1 := main_~nondetArea~0#1.base, main_~nondetArea~0#1.offset, main_~nondetString~0#1.base, main_~nondetString~0#1.offset, main_~n~0#1;havoc cstpncpy_#res#1.base, cstpncpy_#res#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset, cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, cstpncpy_#t~mem7#1, cstpncpy_#t~post9#1.base, cstpncpy_#t~post9#1.offset, cstpncpy_#t~pre8#1, cstpncpy_#t~pre4#1, cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset, cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset, cstpncpy_#t~mem10#1.base, cstpncpy_#t~mem10#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, cstpncpy_~src#1.base, cstpncpy_~src#1.offset, cstpncpy_~n#1;call cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset := #Ultimate.allocOnStack(4);call write~$Pointer$(cstpncpy_#in~dst#1.base, cstpncpy_#in~dst#1.offset, cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~src#1.base, cstpncpy_~src#1.offset := cstpncpy_#in~src#1.base, cstpncpy_#in~src#1.offset;cstpncpy_~n#1 := cstpncpy_#in~n#1; 400#L516 assume 0 != cstpncpy_~n#1 % 4294967296;call cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;havoc cstpncpy_#t~mem2#1.base, cstpncpy_#t~mem2#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_~src#1.base, cstpncpy_~src#1.offset;call cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset := read~$Pointer$(cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);call write~$Pointer$(cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset + (if cstpncpy_~n#1 % 4294967296 % 4294967296 <= 2147483647 then cstpncpy_~n#1 % 4294967296 % 4294967296 else cstpncpy_~n#1 % 4294967296 % 4294967296 - 4294967296), cstpncpy_~#dst#1.base, cstpncpy_~#dst#1.offset, 4);havoc cstpncpy_#t~mem3#1.base, cstpncpy_#t~mem3#1.offset; 396#L520-4 [2023-11-12 02:18:34,070 INFO L750 eck$LassoCheckResult]: Loop: 396#L520-4 cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset := cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset;cstpncpy_~d~0#1.base, cstpncpy_~d~0#1.offset := cstpncpy_#t~post5#1.base, 1 + cstpncpy_#t~post5#1.offset;cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset := cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset;cstpncpy_~s~0#1.base, cstpncpy_~s~0#1.offset := cstpncpy_#t~post6#1.base, 1 + cstpncpy_#t~post6#1.offset;call cstpncpy_#t~mem7#1 := read~int(cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset, 1);call write~int(cstpncpy_#t~mem7#1, cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset, 1); 397#L521 assume !(0 == cstpncpy_#t~mem7#1);havoc cstpncpy_#t~post5#1.base, cstpncpy_#t~post5#1.offset;havoc cstpncpy_#t~post6#1.base, cstpncpy_#t~post6#1.offset;havoc cstpncpy_#t~mem7#1; 402#L520-1 cstpncpy_#t~pre4#1 := cstpncpy_~n#1 - 1;cstpncpy_~n#1 := cstpncpy_~n#1 - 1; 401#L520-2 assume !!(0 != cstpncpy_#t~pre4#1 % 4294967296);havoc cstpncpy_#t~pre4#1; 396#L520-4 [2023-11-12 02:18:34,071 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:34,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1596934864, now seen corresponding path program 1 times [2023-11-12 02:18:34,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:34,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855819362] [2023-11-12 02:18:34,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:34,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:34,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:34,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:34,116 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:34,117 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:34,117 INFO L85 PathProgramCache]: Analyzing trace with hash 2049688, now seen corresponding path program 2 times [2023-11-12 02:18:34,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:34,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781040188] [2023-11-12 02:18:34,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:34,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:34,125 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:34,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:34,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:34,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1308529127, now seen corresponding path program 1 times [2023-11-12 02:18:34,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:18:34,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852924573] [2023-11-12 02:18:34,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:18:34,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:18:34,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:34,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:18:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:18:34,196 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:18:38,444 INFO L210 LassoAnalysis]: Preferences: [2023-11-12 02:18:38,444 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-12 02:18:38,444 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-12 02:18:38,445 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-12 02:18:38,445 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-12 02:18:38,445 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:38,445 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-12 02:18:38,445 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-12 02:18:38,445 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstpncpy-alloca-1.i_Iteration4_Lasso [2023-11-12 02:18:38,445 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-12 02:18:38,445 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-12 02:18:38,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,460 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,467 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,472 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,479 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,481 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,483 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,485 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:38,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,658 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,670 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,673 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,677 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,679 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,685 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,692 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,694 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:39,709 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-12 02:18:41,204 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-12 02:18:41,204 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-12 02:18:41,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,208 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-12 02:18:41,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,228 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-12 02:18:41,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,243 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-12 02:18:41,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,246 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-12 02:18:41,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:41,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:41,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-12 02:18:41,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,268 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-12 02:18:41,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,281 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-12 02:18:41,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,289 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-12 02:18:41,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,304 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:41,304 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:41,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-12 02:18:41,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,312 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-12 02:18:41,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,326 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,331 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-12 02:18:41,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,345 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-12 02:18:41,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,352 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-12 02:18:41,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,364 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,365 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,365 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,370 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-12 02:18:41,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,383 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,383 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,383 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-11-12 02:18:41,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,388 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-12 02:18:41,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-12 02:18:41,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,428 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-12 02:18:41,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-12 02:18:41,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,446 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-12 02:18:41,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,471 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:41,471 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:41,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,478 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-12 02:18:41,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,496 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-12 02:18:41,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2023-11-12 02:18:41,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,515 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-12 02:18:41,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,529 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-12 02:18:41,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,535 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-12 02:18:41,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:41,556 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:41,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-11-12 02:18:41,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,569 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-12 02:18:41,572 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,583 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:41,583 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:41,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,591 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-12 02:18:41,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,603 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,603 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,604 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,604 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,609 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-12 02:18:41,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,624 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2023-11-12 02:18:41,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,632 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-12 02:18:41,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-12 02:18:41,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:41,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,657 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-12 02:18:41,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-12 02:18:41,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-12 02:18:41,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-12 02:18:41,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-12 02:18:41,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-12 02:18:41,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:41,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,712 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-12 02:18:41,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-12 02:18:41,733 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-11-12 02:18:41,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-12 02:18:41,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-12 02:18:41,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-12 02:18:41,751 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2023-11-12 02:18:41,751 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-12 02:18:41,792 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-12 02:18:41,888 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2023-11-12 02:18:41,888 INFO L444 ModelExtractionUtils]: 7 out of 34 variables were initially zero. Simplification set additionally 24 variables to zero. [2023-11-12 02:18:41,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-12 02:18:41,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:18:41,890 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-12 02:18:41,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-12 02:18:41,892 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-12 02:18:41,903 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-12 02:18:41,903 INFO L513 LassoAnalysis]: Proved termination. [2023-11-12 02:18:41,903 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstpncpy_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3) = -1*ULTIMATE.start_cstpncpy_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3 Supporting invariants [] [2023-11-12 02:18:41,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-12 02:18:42,006 INFO L156 tatePredicateManager]: 18 out of 20 supporting invariants were superfluous and have been removed [2023-11-12 02:18:42,010 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated [2023-11-12 02:18:42,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:18:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:42,087 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-12 02:18:42,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:42,158 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-12 02:18:42,165 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-12 02:18:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:18:42,205 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-12 02:18:42,206 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:18:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 02:18:42,263 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2023-11-12 02:18:42,263 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2023-11-12 02:18:42,331 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) Result 18 states and 21 transitions. Complement of second has 6 states. [2023-11-12 02:18:42,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2023-11-12 02:18:42,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 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) [2023-11-12 02:18:42,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2023-11-12 02:18:42,341 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 10 letters. Loop has 4 letters. [2023-11-12 02:18:42,342 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:42,342 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 14 letters. Loop has 4 letters. [2023-11-12 02:18:42,342 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:42,342 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 10 letters. Loop has 8 letters. [2023-11-12 02:18:42,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-12 02:18:42,344 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 21 transitions. [2023-11-12 02:18:42,346 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-12 02:18:42,347 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 0 states and 0 transitions. [2023-11-12 02:18:42,347 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-12 02:18:42,347 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-12 02:18:42,347 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-12 02:18:42,347 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-12 02:18:42,347 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:18:42,348 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:18:42,348 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-12 02:18:42,348 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2023-11-12 02:18:42,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-12 02:18:42,348 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-12 02:18:42,348 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-12 02:18:42,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:18:42 BoogieIcfgContainer [2023-11-12 02:18:42,354 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-12 02:18:42,355 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:18:42,355 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:18:42,355 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:18:42,356 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:18:14" (3/4) ... [2023-11-12 02:18:42,358 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:18:42,359 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:18:42,360 INFO L158 Benchmark]: Toolchain (without parser) took 29471.24ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 88.4MB in the beginning and 72.0MB in the end (delta: 16.4MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2023-11-12 02:18:42,360 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 113.2MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:18:42,360 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.88ms. Allocated memory is still 140.5MB. Free memory was 88.0MB in the beginning and 71.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-12 02:18:42,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.20ms. Allocated memory is still 140.5MB. Free memory was 71.7MB in the beginning and 69.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:18:42,361 INFO L158 Benchmark]: Boogie Preprocessor took 56.14ms. Allocated memory is still 140.5MB. Free memory was 69.8MB in the beginning and 68.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:18:42,361 INFO L158 Benchmark]: RCFGBuilder took 586.78ms. Allocated memory is still 140.5MB. Free memory was 68.1MB in the beginning and 108.0MB in the end (delta: -39.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-12 02:18:42,362 INFO L158 Benchmark]: BuchiAutomizer took 28167.20ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 108.0MB in the beginning and 72.0MB in the end (delta: 36.0MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. [2023-11-12 02:18:42,362 INFO L158 Benchmark]: Witness Printer took 4.05ms. Allocated memory is still 186.6MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:18:42,364 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 113.2MB. Free memory is still 68.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.88ms. Allocated memory is still 140.5MB. Free memory was 88.0MB in the beginning and 71.7MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.20ms. Allocated memory is still 140.5MB. Free memory was 71.7MB in the beginning and 69.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.14ms. Allocated memory is still 140.5MB. Free memory was 69.8MB in the beginning and 68.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 586.78ms. Allocated memory is still 140.5MB. Free memory was 68.1MB in the beginning and 108.0MB in the end (delta: -39.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. * BuchiAutomizer took 28167.20ms. Allocated memory was 140.5MB in the beginning and 186.6MB in the end (delta: 46.1MB). Free memory was 108.0MB in the beginning and 72.0MB in the end (delta: 36.0MB). Peak memory consumption was 81.2MB. Max. memory is 16.1GB. * Witness Printer took 4.05ms. Allocated memory is still 186.6MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc13!base] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 4 terminating modules (1 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function ((-1 * i) + length) and consists of 5 locations. One deterministic module has affine ranking function NULL and consists of 6 locations. One deterministic module has affine ranking function NULL and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 28.0s and 5 iterations. TraceHistogramMax:1. Analysis of lassos took 26.7s. Construction of modules took 0.1s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 76 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 75 mSDsluCounter, 126 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 84 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 42 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital478 mio100 ax105 hnf100 lsp109 ukn41 mio100 lsp39 div219 bol100 ite100 ukn100 eq159 hnf93 smp62 dnf145 smp86 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 191ms VariablesStem: 14 VariablesLoop: 16 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-12 02:18:42,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-12 02:18:42,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff52a535-4617-4657-bc92-33d81392b246/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE