./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm1-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 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_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm1-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:02:15,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:02:15,152 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 21:02:15,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:02:15,168 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:02:15,206 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:02:15,207 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:02:15,208 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:02:15,209 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:02:15,214 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:02:15,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:02:15,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:02:15,216 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:02:15,218 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 21:02:15,219 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 21:02:15,219 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 21:02:15,220 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 21:02:15,220 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 21:02:15,220 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 21:02:15,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:02:15,221 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 21:02:15,222 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 21:02:15,222 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:02:15,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 21:02:15,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:02:15,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 21:02:15,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 21:02:15,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 21:02:15,224 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 21:02:15,225 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 21:02:15,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:02:15,226 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 21:02:15,227 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:02:15,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:02:15,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:02:15,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:02:15,228 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:02:15,228 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 21:02:15,228 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_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f97166581d7c89cb7c028865e4ba31beb356de109d407b734d3c678bd9fd1d9f [2023-11-21 21:02:15,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:02:15,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:02:15,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:02:15,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:02:15,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:02:15,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/termination-nla/lcm1-both-t.c [2023-11-21 21:02:18,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:02:18,976 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:02:18,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/sv-benchmarks/c/termination-nla/lcm1-both-t.c [2023-11-21 21:02:18,986 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/data/1700d67d6/9a1bfe9cd7ed4981887af9291f5c79e8/FLAGe052c4958 [2023-11-21 21:02:19,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/data/1700d67d6/9a1bfe9cd7ed4981887af9291f5c79e8 [2023-11-21 21:02:19,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:02:19,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:02:19,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:02:19,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:02:19,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:02:19,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c5af72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19, skipping insertion in model container [2023-11-21 21:02:19,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,053 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:02:19,218 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:19,224 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:02:19,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:02:19,263 WARN L675 CHandler]: The function __VERIFIER_nondet_unsigned_int is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 21:02:19,273 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:02:19,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19 WrapperNode [2023-11-21 21:02:19,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:02:19,275 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:19,275 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:02:19,275 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:02:19,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,288 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,312 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2023-11-21 21:02:19,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:02:19,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:02:19,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:02:19,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:02:19,329 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,330 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,337 INFO L187 HeapSplitter]: Split 0 memory accesses to 0 slices as follows [] [2023-11-21 21:02:19,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,345 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,347 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:02:19,348 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:02:19,348 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:02:19,348 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:02:19,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (1/1) ... [2023-11-21 21:02:19,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:19,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:19,388 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:19,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 21:02:19,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:02:19,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:02:19,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2023-11-21 21:02:19,494 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:02:19,496 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:02:19,745 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:02:19,755 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:02:19,755 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 21:02:19,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:19 BoogieIcfgContainer [2023-11-21 21:02:19,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:02:19,759 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 21:02:19,759 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 21:02:19,763 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 21:02:19,764 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 21:02:19,764 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 09:02:19" (1/3) ... [2023-11-21 21:02:19,765 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39a0aaf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 09:02:19, skipping insertion in model container [2023-11-21 21:02:19,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 21:02:19,766 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:02:19" (2/3) ... [2023-11-21 21:02:19,766 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@39a0aaf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 09:02:19, skipping insertion in model container [2023-11-21 21:02:19,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 21:02:19,767 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:02:19" (3/3) ... [2023-11-21 21:02:19,768 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm1-both-t.c [2023-11-21 21:02:19,840 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 21:02:19,842 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 21:02:19,842 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 21:02:19,842 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 21:02:19,842 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 21:02:19,843 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 21:02:19,843 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 21:02:19,843 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 21:02:19,848 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 21:02:19,869 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-21 21:02:19,869 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 21:02:19,870 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 21:02:19,878 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-21 21:02:19,878 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 21:02:19,878 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 21:02:19,879 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 21:02:19,882 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-21 21:02:19,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 21:02:19,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 21:02:19,883 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-21 21:02:19,883 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-21 21:02:19,891 INFO L748 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 4#L33true assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 9#L55-2true [2023-11-21 21:02:19,892 INFO L750 eck$LassoCheckResult]: Loop: 9#L55-2true assume !false; 3#L44true assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 12#L47-2true assume !true; 6#L55-1true assume !true; 9#L55-2true [2023-11-21 21:02:19,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:19,898 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-21 21:02:19,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:19,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167205666] [2023-11-21 21:02:19,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:19,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:20,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:02:20,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:20,156 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:02:20,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:20,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1421558, now seen corresponding path program 1 times [2023-11-21 21:02:20,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:20,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478998161] [2023-11-21 21:02:20,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:20,167 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:20,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [40178419] [2023-11-21 21:02:20,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:20,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:20,170 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:20,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 21:02:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:02:20,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 21:02:20,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 21:02:20,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:02:20,253 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 21:02:20,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:02:20,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478998161] [2023-11-21 21:02:20,254 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 21:02:20,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40178419] [2023-11-21 21:02:20,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40178419] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:02:20,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:02:20,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 21:02:20,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360695581] [2023-11-21 21:02:20,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:02:20,261 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 21:02:20,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:02:20,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 21:02:20,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 21:02:20,299 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 21:02:20,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:02:20,306 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-11-21 21:02:20,307 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-11-21 21:02:20,309 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-21 21:02:20,312 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 9 states and 11 transitions. [2023-11-21 21:02:20,313 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-21 21:02:20,314 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-21 21:02:20,314 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2023-11-21 21:02:20,315 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 21:02:20,315 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-21 21:02:20,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2023-11-21 21:02:20,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2023-11-21 21:02:20,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 21:02:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2023-11-21 21:02:20,343 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-21 21:02:20,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 21:02:20,347 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-21 21:02:20,348 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-21 21:02:20,348 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2023-11-21 21:02:20,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-21 21:02:20,349 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 21:02:20,349 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 21:02:20,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-21 21:02:20,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-21 21:02:20,350 INFO L748 eck$LassoCheckResult]: Stem: 49#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 51#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 48#L55-2 [2023-11-21 21:02:20,350 INFO L750 eck$LassoCheckResult]: Loop: 48#L55-2 assume !false; 45#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 46#L47-2 assume !false; 47#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 43#L55-1 assume !false; 44#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 48#L55-2 [2023-11-21 21:02:20,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:20,351 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-11-21 21:02:20,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:20,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495244582] [2023-11-21 21:02:20,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:20,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:02:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:20,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:02:20,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:20,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1365890956, now seen corresponding path program 1 times [2023-11-21 21:02:20,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:20,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754156447] [2023-11-21 21:02:20,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:20,381 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:20,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [595300652] [2023-11-21 21:02:20,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:20,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:20,409 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:20,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 21:02:20,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:02:20,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 21:02:20,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 21:02:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 21:02:20,659 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 21:02:20,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:02:20,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754156447] [2023-11-21 21:02:20,660 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 21:02:20,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [595300652] [2023-11-21 21:02:20,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [595300652] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:02:20,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:02:20,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 21:02:20,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314381605] [2023-11-21 21:02:20,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:02:20,663 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-21 21:02:20,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 21:02:20,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 21:02:20,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-21 21:02:20,667 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 3 Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 21:02:20,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 21:02:20,880 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-11-21 21:02:20,880 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-11-21 21:02:20,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2023-11-21 21:02:20,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 16 transitions. [2023-11-21 21:02:20,882 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-21 21:02:20,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-21 21:02:20,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 16 transitions. [2023-11-21 21:02:20,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-21 21:02:20,883 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-21 21:02:20,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 16 transitions. [2023-11-21 21:02:20,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2023-11-21 21:02:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 21:02:20,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2023-11-21 21:02:20,885 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-21 21:02:20,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 21:02:20,887 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2023-11-21 21:02:20,887 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-21 21:02:20,887 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2023-11-21 21:02:20,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2023-11-21 21:02:20,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 21:02:20,888 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 21:02:20,889 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-21 21:02:20,889 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-21 21:02:20,889 INFO L748 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 93#L55-2 [2023-11-21 21:02:20,889 INFO L750 eck$LassoCheckResult]: Loop: 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-11-21 21:02:20,890 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:20,890 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 3 times [2023-11-21 21:02:20,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:20,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808512166] [2023-11-21 21:02:20,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:20,902 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:02:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:20,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:02:20,919 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:20,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 1 times [2023-11-21 21:02:20,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:20,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965031011] [2023-11-21 21:02:20,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:20,926 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:20,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1078052969] [2023-11-21 21:02:20,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:20,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:20,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:20,944 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:20,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-21 21:02:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:21,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:02:21,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:21,249 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:02:21,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:21,250 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 1 times [2023-11-21 21:02:21,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:21,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290447258] [2023-11-21 21:02:21,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:21,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:21,262 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:21,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1834378702] [2023-11-21 21:02:21,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:21,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:21,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:21,269 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:21,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-21 21:02:21,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:21,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:02:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:21,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:02:23,232 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 21:02:23,233 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 21:02:23,233 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 21:02:23,233 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 21:02:23,233 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 21:02:23,234 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:23,234 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 21:02:23,234 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 21:02:23,234 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-21 21:02:23,234 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 21:02:23,235 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 21:02:23,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:29,346 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 21:02:29,347 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 21:02:29,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:29,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:29,357 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:29,362 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 21:02:29,362 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 21:02:29,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-21 21:02:29,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:29,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:29,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:29,415 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:29,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-21 21:02:29,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 21:02:29,422 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 21:02:29,465 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 21:02:29,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:29,489 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 21:02:29,489 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 21:02:29,489 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 21:02:29,489 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 21:02:29,489 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 21:02:29,489 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:29,489 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 21:02:29,489 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 21:02:29,490 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-21 21:02:29,490 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 21:02:29,490 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 21:02:29,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:36,572 WARN L293 SmtUtils]: Spent 6.34s on a formula simplification. DAG size of input: 71 DAG size of output: 50 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-21 21:02:37,267 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 21:02:37,272 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 21:02:37,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,276 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-21 21:02:37,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:37,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 21:02:37,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 21:02:37,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:37,349 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 21:02:37,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,353 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-21 21:02:37,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:37,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,380 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:37,394 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:37,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-21 21:02:37,433 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 21:02:37,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,434 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-21 21:02:37,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:37,450 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,450 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:37,458 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:37,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:37,484 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 21:02:37,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,488 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-21 21:02:37,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:37,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:37,519 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:37,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,540 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:37,564 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 21:02:37,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,566 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-21 21:02:37,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:37,586 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:37,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:37,593 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:37,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:37,640 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 21:02:37,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,641 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:37,665 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 21:02:37,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,666 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:37,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-21 21:02:37,676 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:37,677 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:37,714 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 21:02:37,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,716 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-21 21:02:37,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,735 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:37,735 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:37,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,736 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:37,755 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:37,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:37,809 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 21:02:37,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,810 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-21 21:02:37,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:37,831 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:37,831 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:37,831 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,831 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,832 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:37,838 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:37,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:37,885 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 21:02:37,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:37,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:37,886 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:37,898 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 [2023-11-21 21:02:37,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-21 21:02:37,912 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:37,913 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:37,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:37,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:37,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:37,913 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 21:02:37,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 21:02:37,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:37,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:37,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:38,058 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 21:02:38,061 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 21:02:38,061 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 21:02:38,061 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 21:02:38,062 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 21:02:38,062 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:38,062 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 21:02:38,062 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 21:02:38,062 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2023-11-21 21:02:38,062 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 21:02:38,063 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 21:02:38,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:38,073 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:38,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:38,720 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:46,119 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 21:02:46,119 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 21:02:46,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:46,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:46,129 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:46,137 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 21:02:46,138 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 21:02:46,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-21 21:02:46,169 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 21:02:46,169 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 21:02:46,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:46,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:46,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:46,184 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:46,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-21 21:02:46,191 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 21:02:46,191 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 21:02:46,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:46,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:46,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:46,238 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:46,249 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 21:02:46,250 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 21:02:46,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-21 21:02:46,284 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 21:02:46,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:46,302 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 21:02:46,302 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 21:02:46,302 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 21:02:46,302 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 21:02:46,302 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 21:02:46,303 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:46,303 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 21:02:46,303 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 21:02:46,303 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Lasso [2023-11-21 21:02:46,303 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 21:02:46,303 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 21:02:46,305 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:46,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:46,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:46,757 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:02:52,220 WARN L293 SmtUtils]: Spent 5.35s on a formula simplification. DAG size of input: 71 DAG size of output: 50 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-21 21:02:53,403 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 21:02:53,403 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 21:02:53,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,405 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-21 21:02:53,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 21:02:53,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 21:02:53,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 21:02:53,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,473 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 21:02:53,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 21:02:53,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-21 21:02:53,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,542 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-21 21:02:53,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 21:02:53,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 21:02:53,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,567 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,568 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-21 21:02:53,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 21:02:53,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 21:02:53,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,590 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,608 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 21:02:53,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,610 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,626 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:53,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-21 21:02:53,640 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 21:02:53,640 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 21:02:53,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,693 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,709 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:53,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-21 21:02:53,711 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:53,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,745 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-21 21:02:53,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,758 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:53,759 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:53,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2023-11-21 21:02:53,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,775 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-21 21:02:53,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,787 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:53,787 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:53,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-21 21:02:53,803 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 21:02:53,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,804 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-21 21:02:53,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,819 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:53,837 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 21:02:53,838 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 21:02:53,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,894 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,913 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:53,914 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:53,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-21 21:02:53,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:53,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,948 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:53,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-21 21:02:53,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:53,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:53,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:53,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:53,966 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:53,967 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:53,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:53,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:53,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-21 21:02:53,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:53,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:53,992 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:53,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-21 21:02:53,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:54,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,004 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:54,005 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:54,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-21 21:02:54,019 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 21:02:54,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,020 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-21 21:02:54,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:54,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,036 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,058 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 21:02:54,058 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 21:02:54,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-21 21:02:54,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,116 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-21 21:02:54,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:54,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,128 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,129 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:54,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-21 21:02:54,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,143 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-21 21:02:54,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:54,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,157 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:54,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,172 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-21 21:02:54,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 21:02:54,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,185 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,186 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:54,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,202 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 21:02:54,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,203 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-21 21:02:54,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,216 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:54,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,216 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:54,230 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 21:02:54,230 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 21:02:54,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-21 21:02:54,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,270 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-21 21:02:54,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,282 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:54,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,283 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:54,284 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:54,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,300 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-21 21:02:54,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,313 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:54,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,314 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:54,314 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:54,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,331 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-21 21:02:54,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,343 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:54,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,343 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 21:02:54,344 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 21:02:54,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-21 21:02:54,358 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 21:02:54,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,359 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-21 21:02:54,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,378 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 21:02:54,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,378 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:54,405 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 21:02:54,406 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 21:02:54,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,454 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-21 21:02:54,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,468 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 21:02:54,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,468 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:54,470 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:54,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-21 21:02:54,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,487 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-21 21:02:54,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,499 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,499 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 21:02:54,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,500 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:54,500 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:54,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-21 21:02:54,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,519 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-21 21:02:54,521 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,531 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,532 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 21:02:54,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,532 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:54,533 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:54,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-21 21:02:54,562 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 21:02:54,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,563 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-21 21:02:54,579 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,579 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:54,579 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,579 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,579 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,603 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 21:02:54,603 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 21:02:54,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,693 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,709 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 [2023-11-21 21:02:54,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-21 21:02:54,723 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,723 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:54,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,724 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,726 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:54,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,756 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-21 21:02:54,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,758 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,760 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 [2023-11-21 21:02:54,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-21 21:02:54,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,774 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:54,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,775 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,777 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:54,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,809 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-21 21:02:54,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,826 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:54,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,827 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 21:02:54,828 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 21:02:54,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,866 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 21:02:54,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,868 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,886 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,886 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:54,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,886 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:54,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-21 21:02:54,904 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 21:02:54,904 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 21:02:54,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:54,961 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:54,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:54,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:54,963 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:54,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:54,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-21 21:02:54,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:54,979 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:54,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:54,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:54,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:54,979 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:54,980 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:54,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:54,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:55,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:55,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:55,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,018 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:55,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-21 21:02:55,033 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:55,033 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:55,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:55,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:55,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:55,034 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:55,035 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:55,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:55,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:55,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:55,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:55,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,071 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:55,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:55,087 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 21:02:55,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:55,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:55,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:55,088 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 21:02:55,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-21 21:02:55,089 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 21:02:55,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:55,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:55,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:55,123 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 21:02:55,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:55,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,124 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:55,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-21 21:02:55,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:55,141 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:55,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:55,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:55,141 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 21:02:55,169 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 21:02:55,169 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 21:02:55,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:55,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:55,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:55,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,245 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:55,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-21 21:02:55,260 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:55,260 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:55,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:55,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:55,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:55,261 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 21:02:55,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 21:02:55,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:55,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:55,304 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:55,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:55,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,306 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,309 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:55,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:55,323 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:55,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:55,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:55,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:55,323 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 21:02:55,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-21 21:02:55,325 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 21:02:55,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:55,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:55,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:55,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:02:55,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,355 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,357 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 21:02:55,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 21:02:55,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 21:02:55,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 21:02:55,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 21:02:55,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 21:02:55,371 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 21:02:55,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 21:02:55,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 21:02:55,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-21 21:02:55,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 21:02:55,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-21 21:02:55,406 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-21 21:02:55,406 INFO L748 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 96#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-11-21 21:02:55,406 INFO L750 eck$LassoCheckResult]: Loop: 93#L55-2 assume !false; 89#L44 assume !!(main_~x~0#1 % 4294967296 != (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 90#L47-2 assume !false; 91#L49 assume !(main_~x~0#1 % 4294967296 > (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 87#L55-1 assume !false; 88#L57 assume !!(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 97#L55-1 assume !false; 98#L57 assume !(main_~x~0#1 % 4294967296 < (main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - main_~a~0#1 * main_~b~0#1) % 4294967296); 93#L55-2 [2023-11-21 21:02:55,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:55,407 INFO L85 PathProgramCache]: Analyzing trace with hash 137450356, now seen corresponding path program 2 times [2023-11-21 21:02:55,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:55,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843885166] [2023-11-21 21:02:55,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:55,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:55,419 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:55,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1704220374] [2023-11-21 21:02:55,423 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 21:02:55,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:55,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,427 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2023-11-21 21:02:55,659 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-21 21:02:55,659 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-21 21:02:55,659 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:02:55,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:55,716 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:02:55,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:55,717 INFO L85 PathProgramCache]: Analyzing trace with hash -1638780463, now seen corresponding path program 2 times [2023-11-21 21:02:55,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:55,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509169632] [2023-11-21 21:02:55,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:55,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:55,722 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:55,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [539723906] [2023-11-21 21:02:55,722 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 21:02:55,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:55,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,724 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2023-11-21 21:02:55,845 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-21 21:02:55,845 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-21 21:02:55,845 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:02:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:02:55,914 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:02:55,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:02:55,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1338088892, now seen corresponding path program 3 times [2023-11-21 21:02:55,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:02:55,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356393825] [2023-11-21 21:02:55,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:02:55,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:02:55,924 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 21:02:55,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1166458095] [2023-11-21 21:02:55,925 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-21 21:02:55,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 21:02:55,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:02:55,927 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 21:02:55,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2023-11-21 21:02:56,159 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-21 21:02:56,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-21 21:02:56,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 21:02:56,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 21:02:56,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 21:02:56,250 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 21:02:56,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 21:02:56,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356393825] [2023-11-21 21:02:56,250 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 21:02:56,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1166458095] [2023-11-21 21:02:56,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1166458095] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 21:02:56,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 21:02:56,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 21:02:56,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727863817] [2023-11-21 21:02:56,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 21:03:11,584 WARN L293 SmtUtils]: Spent 12.52s on a formula simplification that was a NOOP. DAG size: 29 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-21 21:03:11,608 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 21:03:11,609 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 21:03:11,609 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 21:03:11,609 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 21:03:11,609 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 21:03:11,609 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:03:11,609 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 21:03:11,609 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 21:03:11,610 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-21 21:03:11,610 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 21:03:11,610 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 21:03:11,611 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 21:03:18,340 WARN L293 SmtUtils]: Spent 6.23s on a formula simplification. DAG size of input: 74 DAG size of output: 48 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2023-11-21 21:03:19,842 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 21:03:19,842 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 21:03:19,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:03:19,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:03:19,847 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:03:19,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-21 21:03:19,848 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 21:03:19,848 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 21:03:19,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-21 21:03:19,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:03:19,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:03:19,876 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 21:03:19,878 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 21:03:19,879 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 21:03:19,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-21 21:03:19,916 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 21:03:19,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_912498c7-df4b-4bc3-8775-8758a6d31144/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-21 21:03:19,935 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 21:03:19,935 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 21:03:19,935 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 21:03:19,935 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 21:03:19,935 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 21:03:19,935 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 21:03:19,935 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 21:03:19,935 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 21:03:19,936 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-t.c_Iteration3_Loop [2023-11-21 21:03:19,936 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 21:03:19,936 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 21:03:19,937 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true