./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:00:47,801 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:00:47,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-10-31 22:00:47,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:00:47,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:00:47,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:00:47,942 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:00:47,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:00:47,943 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:00:47,944 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:00:47,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:00:47,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:00:47,946 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:00:47,946 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-10-31 22:00:47,948 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-10-31 22:00:47,949 INFO L153 SettingsManager]: * Use old map elimination=false [2024-10-31 22:00:47,949 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-10-31 22:00:47,951 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-10-31 22:00:47,951 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-10-31 22:00:47,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:00:47,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-10-31 22:00:47,955 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:00:47,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:00:47,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-10-31 22:00:47,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-10-31 22:00:47,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-10-31 22:00:47,957 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:00:47,957 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:00:47,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:00:47,958 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-10-31 22:00:47,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:00:47,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:00:47,959 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:00:47,959 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:00:47,960 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:00:47,960 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-10-31 22:00:47,961 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_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2024-10-31 22:00:48,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:00:48,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:00:48,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:00:48,312 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:00:48,313 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:00:48,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c Unable to find full path for "g++" [2024-10-31 22:00:50,400 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:00:50,568 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:00:50,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2024-10-31 22:00:50,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/data/e34cca5e3/a2a2be9de9604cf7bc37eceb13a6980d/FLAGcbdb8b4b2 [2024-10-31 22:00:50,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/data/e34cca5e3/a2a2be9de9604cf7bc37eceb13a6980d [2024-10-31 22:00:50,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:00:50,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:00:50,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:50,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:00:50,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:00:50,973 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:50" (1/1) ... [2024-10-31 22:00:50,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e95f70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:50, skipping insertion in model container [2024-10-31 22:00:50,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:00:50" (1/1) ... [2024-10-31 22:00:50,992 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:00:51,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:51,167 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:00:51,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:00:51,193 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:00:51,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51 WrapperNode [2024-10-31 22:00:51,193 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:00:51,195 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:51,195 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:00:51,195 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:00:51,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,225 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 39 [2024-10-31 22:00:51,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:00:51,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:00:51,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:00:51,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:00:51,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,238 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,245 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 22:00:51,245 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,252 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,252 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,258 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:00:51,259 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:00:51,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:00:51,259 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:00:51,260 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (1/1) ... [2024-10-31 22:00:51,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:51,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:51,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:51,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-10-31 22:00:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:00:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:00:51,402 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:00:51,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:00:51,499 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-10-31 22:00:51,499 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:00:51,515 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:00:51,515 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:00:51,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:51 BoogieIcfgContainer [2024-10-31 22:00:51,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:00:51,517 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-10-31 22:00:51,518 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-10-31 22:00:51,522 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-10-31 22:00:51,523 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:00:51,523 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 31.10 10:00:50" (1/3) ... [2024-10-31 22:00:51,524 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@697950a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:00:51, skipping insertion in model container [2024-10-31 22:00:51,524 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:00:51,524 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:00:51" (2/3) ... [2024-10-31 22:00:51,525 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@697950a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 31.10 10:00:51, skipping insertion in model container [2024-10-31 22:00:51,525 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-10-31 22:00:51,525 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:51" (3/3) ... [2024-10-31 22:00:51,527 INFO L332 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2024-10-31 22:00:51,588 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-10-31 22:00:51,589 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-10-31 22:00:51,589 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-10-31 22:00:51,589 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-10-31 22:00:51,590 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-10-31 22:00:51,590 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-10-31 22:00:51,590 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-10-31 22:00:51,590 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-10-31 22:00:51,599 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:51,626 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-10-31 22:00:51,626 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:51,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:51,631 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:51,631 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-10-31 22:00:51,631 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-10-31 22:00:51,632 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:51,633 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2024-10-31 22:00:51,633 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-10-31 22:00:51,633 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-10-31 22:00:51,634 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:51,634 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2024-10-31 22:00:51,640 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;havoc main_#t~nondet3#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 3#L22true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 11#L24true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 6#L25true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L26true assume main_~a~0#1 == main_~b~0#1; 12#L27-2true [2024-10-31 22:00:51,641 INFO L747 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 12#L27-2true [2024-10-31 22:00:51,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:51,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2024-10-31 22:00:51,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:51,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997746134] [2024-10-31 22:00:51,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:51,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:51,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:51,769 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:51,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:51,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:51,809 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2024-10-31 22:00:51,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:51,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572649061] [2024-10-31 22:00:51,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:51,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:51,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:51,826 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:51,838 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:51,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:51,841 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2024-10-31 22:00:51,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:51,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49964138] [2024-10-31 22:00:51,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:51,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:00:51,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:51,866 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:00:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:00:51,879 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:00:52,023 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:00:52,024 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:00:52,024 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:00:52,024 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:00:52,024 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 22:00:52,025 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:52,025 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:00:52,025 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:00:52,026 INFO L132 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2024-10-31 22:00:52,026 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:00:52,026 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:00:52,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:52,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:52,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:52,223 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:00:52,225 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 22:00:52,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:52,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:52,230 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:52,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-10-31 22:00:52,234 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:00:52,234 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:00:52,264 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:00:52,264 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:00:52,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:52,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:52,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:52,288 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:52,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-10-31 22:00:52,291 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:00:52,292 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:00:52,317 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:00:52,317 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-10-31 22:00:52,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-10-31 22:00:52,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:52,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:52,340 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:52,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-10-31 22:00:52,343 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:00:52,343 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:00:52,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-10-31 22:00:52,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:52,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:52,397 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:52,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-10-31 22:00:52,402 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 22:00:52,402 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:00:53,032 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-10-31 22:00:53,033 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=5, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=5, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=1} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=1, ULTIMATE.start_main_~a~0#1=6, ULTIMATE.start_main_~y~0#1=7, ULTIMATE.start_main_~b~0#1=6}, {ULTIMATE.start_main_~x~0#1=1, ULTIMATE.start_main_~a~0#1=-3, ULTIMATE.start_main_~y~0#1=-6, ULTIMATE.start_main_~b~0#1=-3}, {ULTIMATE.start_main_~x~0#1=1, ULTIMATE.start_main_~a~0#1=-3, ULTIMATE.start_main_~y~0#1=-6, ULTIMATE.start_main_~b~0#1=-3}] Lambdas: [1, 0, 1] Nus: [0, 1] [2024-10-31 22:00:53,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:53,220 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:00:53,221 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:00:53,221 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:00:53,221 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:00:53,221 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-10-31 22:00:53,221 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:53,222 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:00:53,222 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:00:53,222 INFO L132 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2024-10-31 22:00:53,222 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:00:53,222 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:00:53,225 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,267 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,276 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,279 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,286 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,437 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:00:53,437 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-10-31 22:00:53,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:53,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:53,440 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:53,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-10-31 22:00:53,444 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-10-31 22:00:53,444 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:00:53,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:53,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:53,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:53,521 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:53,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-10-31 22:00:53,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-10-31 22:00:53,527 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-10-31 22:00:53,578 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-10-31 22:00:53,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-10-31 22:00:53,585 INFO L204 LassoAnalysis]: Preferences: [2024-10-31 22:00:53,585 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-10-31 22:00:53,585 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-10-31 22:00:53,585 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-10-31 22:00:53,586 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-10-31 22:00:53,586 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:53,587 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-10-31 22:00:53,587 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-10-31 22:00:53,587 INFO L132 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2024-10-31 22:00:53,587 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-10-31 22:00:53,588 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-10-31 22:00:53,593 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,600 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,660 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-10-31 22:00:53,832 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-10-31 22:00:53,837 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-10-31 22:00:53,839 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:53,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:53,842 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:53,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-10-31 22:00:53,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:53,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:53,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:53,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:53,862 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:53,868 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:53,868 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:53,874 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:53,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:53,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:53,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:53,895 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:53,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-10-31 22:00:53,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:53,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:53,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:53,913 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-31 22:00:53,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:53,941 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-10-31 22:00:53,941 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-31 22:00:53,982 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-10-31 22:00:54,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,003 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-10-31 22:00:54,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:54,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:54,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,026 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,048 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-10-31 22:00:54,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,069 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:54,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:54,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,072 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,094 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-10-31 22:00:54,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,113 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:54,114 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:54,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,116 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,135 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-10-31 22:00:54,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,139 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-10-31 22:00:54,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,157 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:54,158 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:54,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,164 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-10-31 22:00:54,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,186 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-10-31 22:00:54,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:54,208 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-10-31 22:00:54,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-10-31 22:00:54,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-10-31 22:00:54,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,235 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-10-31 22:00:54,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-10-31 22:00:54,254 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-10-31 22:00:54,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,256 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2024-10-31 22:00:54,275 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-10-31 22:00:54,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,277 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-10-31 22:00:54,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,298 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,303 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-10-31 22:00:54,303 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-10-31 22:00:54,309 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-10-31 22:00:54,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,332 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-10-31 22:00:54,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,351 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-31 22:00:54,351 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,383 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2024-10-31 22:00:54,383 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-10-31 22:00:54,435 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-10-31 22:00:54,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,457 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-10-31 22:00:54,459 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 [2024-10-31 22:00:54,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,475 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,475 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 22:00:54,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,479 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-10-31 22:00:54,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,500 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-10-31 22:00:54,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,520 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 22:00:54,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,522 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,538 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-10-31 22:00:54,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,556 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,557 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 22:00:54,557 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,577 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-10-31 22:00:54,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,590 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,591 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,591 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 22:00:54,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,615 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-10-31 22:00:54,620 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,635 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,638 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-10-31 22:00:54,638 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-10-31 22:00:54,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-10-31 22:00:54,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,666 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-10-31 22:00:54,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,683 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,683 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,683 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,683 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:54,684 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-10-31 22:00:54,684 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,686 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-10-31 22:00:54,704 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-10-31 22:00:54,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,707 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-10-31 22:00:54,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,724 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:54,727 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-10-31 22:00:54,727 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-31 22:00:54,735 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-10-31 22:00:54,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,757 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-10-31 22:00:54,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,776 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-31 22:00:54,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:54,815 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2024-10-31 22:00:54,815 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2024-10-31 22:00:54,909 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,930 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2024-10-31 22:00:54,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,944 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:54,944 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 22:00:54,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,948 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,963 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:54,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2024-10-31 22:00:54,965 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:54,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:54,976 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:54,976 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:54,976 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:54,976 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:54,977 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 22:00:54,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:54,982 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:54,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:54,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:54,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:54,999 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2024-10-31 22:00:55,001 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,012 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,012 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,012 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:55,013 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 22:00:55,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,015 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2024-10-31 22:00:55,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,030 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2024-10-31 22:00:55,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,043 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:55,044 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 22:00:55,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,046 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,066 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2024-10-31 22:00:55,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,083 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,084 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:55,087 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-10-31 22:00:55,087 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-10-31 22:00:55,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,116 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2024-10-31 22:00:55,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,132 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,132 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-10-31 22:00:55,133 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-10-31 22:00:55,133 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,135 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2024-10-31 22:00:55,147 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-10-31 22:00:55,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,149 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2024-10-31 22:00:55,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,163 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,167 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-10-31 22:00:55,167 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-10-31 22:00:55,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,196 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2024-10-31 22:00:55,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,215 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-31 22:00:55,215 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,246 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2024-10-31 22:00:55,246 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2024-10-31 22:00:55,343 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,363 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2024-10-31 22:00:55,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,378 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,382 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-31 22:00:55,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,387 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,406 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2024-10-31 22:00:55,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,420 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,420 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-31 22:00:55,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,424 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2024-10-31 22:00:55,441 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,443 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2024-10-31 22:00:55,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,456 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,457 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-31 22:00:55,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,459 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,472 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2024-10-31 22:00:55,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,487 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,488 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-31 22:00:55,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,492 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,510 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,511 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2024-10-31 22:00:55,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,524 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,528 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2024-10-31 22:00:55,528 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2024-10-31 22:00:55,536 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,557 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2024-10-31 22:00:55,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-10-31 22:00:55,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-10-31 22:00:55,575 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,575 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-10-31 22:00:55,576 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-10-31 22:00:55,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-10-31 22:00:55,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2024-10-31 22:00:55,599 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-10-31 22:00:55,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,600 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2024-10-31 22:00:55,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,614 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 22:00:55,614 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-31 22:00:55,614 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-10-31 22:00:55,615 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:55,618 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-10-31 22:00:55,618 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-10-31 22:00:55,624 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-10-31 22:00:55,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,644 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2024-10-31 22:00:55,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-10-31 22:00:55,663 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-10-31 22:00:55,663 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-10-31 22:00:55,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-10-31 22:00:55,663 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-10-31 22:00:55,663 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-10-31 22:00:55,681 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2024-10-31 22:00:55,681 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2024-10-31 22:00:55,783 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-10-31 22:00:55,864 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2024-10-31 22:00:55,864 INFO L444 ModelExtractionUtils]: 22 out of 42 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-10-31 22:00:55,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-10-31 22:00:55,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:00:55,868 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-10-31 22:00:55,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2024-10-31 22:00:55,871 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-10-31 22:00:55,892 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2024-10-31 22:00:55,892 INFO L474 LassoAnalysis]: Proved termination. [2024-10-31 22:00:55,893 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~y~0#1 + 1 f1 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [1*ULTIMATE.start_main_~b~0#1 - 1*ULTIMATE.start_main_~a~0#1 >= 0, -1*ULTIMATE.start_main_~b~0#1 + 1*ULTIMATE.start_main_~a~0#1 >= 0] [2024-10-31 22:00:55,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:55,924 INFO L156 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2024-10-31 22:00:55,937 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-10-31 22:00:55,938 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-10-31 22:00:55,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:56,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-31 22:00:56,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:00:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:00:56,040 WARN L253 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-31 22:00:56,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:00:56,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-31 22:00:56,087 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-10-31 22:00:56,089 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:56,196 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 21 states and 27 transitions. Complement of second has 4 states. [2024-10-31 22:00:56,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2024-10-31 22:00:56,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-31 22:00:56,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 20 transitions. [2024-10-31 22:00:56,206 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 7 letters. Loop has 1 letters. [2024-10-31 22:00:56,207 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:00:56,207 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 8 letters. Loop has 1 letters. [2024-10-31 22:00:56,207 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:00:56,208 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 20 transitions. Stem has 7 letters. Loop has 2 letters. [2024-10-31 22:00:56,208 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-10-31 22:00:56,209 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 27 transitions. [2024-10-31 22:00:56,210 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:00:56,214 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 0 states and 0 transitions. [2024-10-31 22:00:56,215 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-10-31 22:00:56,215 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-10-31 22:00:56,215 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-10-31 22:00:56,216 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-10-31 22:00:56,216 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:00:56,216 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:00:56,216 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-31 22:00:56,216 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-10-31 22:00:56,216 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-10-31 22:00:56,216 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-10-31 22:00:56,217 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-10-31 22:00:56,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 31.10 10:00:56 BoogieIcfgContainer [2024-10-31 22:00:56,227 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-10-31 22:00:56,229 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:00:56,230 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:00:56,230 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:00:56,230 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:51" (3/4) ... [2024-10-31 22:00:56,233 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:00:56,234 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:00:56,235 INFO L158 Benchmark]: Toolchain (without parser) took 5270.52ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 106.4MB in the beginning and 73.7MB in the end (delta: 32.8MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2024-10-31 22:00:56,236 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 144.7MB. Free memory is still 115.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:56,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.79ms. Allocated memory is still 144.7MB. Free memory was 106.4MB in the beginning and 94.9MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 22:00:56,236 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.57ms. Allocated memory is still 144.7MB. Free memory was 94.9MB in the beginning and 93.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:00:56,237 INFO L158 Benchmark]: Boogie Preprocessor took 32.22ms. Allocated memory is still 144.7MB. Free memory was 93.3MB in the beginning and 92.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:56,237 INFO L158 Benchmark]: RCFGBuilder took 257.45ms. Allocated memory is still 144.7MB. Free memory was 91.8MB in the beginning and 82.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:00:56,239 INFO L158 Benchmark]: BuchiAutomizer took 4711.49ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 82.3MB in the beginning and 73.7MB in the end (delta: 8.6MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2024-10-31 22:00:56,239 INFO L158 Benchmark]: Witness Printer took 5.11ms. Allocated memory is still 178.3MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:00:56,241 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 144.7MB. Free memory is still 115.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 227.79ms. Allocated memory is still 144.7MB. Free memory was 106.4MB in the beginning and 94.9MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.57ms. Allocated memory is still 144.7MB. Free memory was 94.9MB in the beginning and 93.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.22ms. Allocated memory is still 144.7MB. Free memory was 93.3MB in the beginning and 92.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 257.45ms. Allocated memory is still 144.7MB. Free memory was 91.8MB in the beginning and 82.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4711.49ms. Allocated memory was 144.7MB in the beginning and 178.3MB in the end (delta: 33.6MB). Free memory was 82.3MB in the beginning and 73.7MB in the end (delta: 8.6MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * Witness Printer took 5.11ms. Allocated memory is still 178.3MB. Free memory is still 73.7MB. 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: Expression type not yet supported in backtranslation: IfThenElseExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function null, null and consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 15 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 15 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital47 mio100 ax128 hnf100 lsp78 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq146 hnf96 smp100 dnf153 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 148ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.9s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-10-31 22:00:56,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2024-10-31 22:00:56,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cafe0bb8-6bfe-4d8f-9e1f-d196824d100a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE