./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/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_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/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_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/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 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:08:09,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:08:09,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-21 22:08:09,121 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:08:09,121 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:08:09,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:08:09,160 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:08:09,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:08:09,162 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:08:09,166 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:08:09,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:08:09,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:08:09,169 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:08:09,171 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-21 22:08:09,171 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-21 22:08:09,172 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-21 22:08:09,172 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-21 22:08:09,174 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-21 22:08:09,174 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-21 22:08:09,175 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:08:09,175 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-21 22:08:09,176 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:08:09,176 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:08:09,176 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:08:09,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:08:09,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-21 22:08:09,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-21 22:08:09,178 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-21 22:08:09,178 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:08:09,179 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:08:09,180 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:08:09,180 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-21 22:08:09,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:08:09,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:08:09,181 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:08:09,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:08:09,181 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:08:09,182 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-21 22:08:09,182 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_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2023-11-21 22:08:09,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:08:09,517 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:08:09,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:08:09,521 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:08:09,522 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:08:09,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-11-21 22:08:12,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:08:12,875 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:08:12,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-11-21 22:08:12,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/data/b8f38e951/a0e929175f86432f855add80ddf54a6f/FLAGf58025f4c [2023-11-21 22:08:12,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/data/b8f38e951/a0e929175f86432f855add80ddf54a6f [2023-11-21 22:08:12,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:08:12,902 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:08:12,903 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:08:12,904 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:08:12,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:08:12,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:08:12" (1/1) ... [2023-11-21 22:08:12,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35d914ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:12, skipping insertion in model container [2023-11-21 22:08:12,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:08:12" (1/1) ... [2023-11-21 22:08:12,929 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:08:13,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:08:13,108 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:08:13,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:08:13,137 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:08:13,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13 WrapperNode [2023-11-21 22:08:13,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:08:13,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:08:13,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:08:13,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:08:13,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,169 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-21 22:08:13,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:08:13,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:08:13,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:08:13,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:08:13,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,183 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,189 INFO L187 HeapSplitter]: Split 0 memory accesses to 0 slices as follows [] [2023-11-21 22:08:13,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,191 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,198 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:08:13,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:08:13,200 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:08:13,200 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:08:13,201 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (1/1) ... [2023-11-21 22:08:13,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:13,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:13,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:13,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-21 22:08:13,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:08:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:08:13,344 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:08:13,346 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:08:13,489 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:08:13,507 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:08:13,508 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:08:13,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:08:13 BoogieIcfgContainer [2023-11-21 22:08:13,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:08:13,512 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-21 22:08:13,512 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-21 22:08:13,516 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-21 22:08:13,518 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:08:13,518 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 10:08:12" (1/3) ... [2023-11-21 22:08:13,519 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d9fbd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:08:13, skipping insertion in model container [2023-11-21 22:08:13,519 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:08:13,520 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:08:13" (2/3) ... [2023-11-21 22:08:13,522 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d9fbd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 10:08:13, skipping insertion in model container [2023-11-21 22:08:13,523 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-21 22:08:13,524 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:08:13" (3/3) ... [2023-11-21 22:08:13,525 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2023-11-21 22:08:13,591 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-21 22:08:13,592 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-21 22:08:13,592 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-21 22:08:13,593 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-21 22:08:13,593 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-21 22:08:13,593 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-21 22:08:13,594 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-21 22:08:13,594 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-21 22:08:13,598 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 22:08:13,617 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-21 22:08:13,618 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:08:13,618 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:08:13,624 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:08:13,624 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-21 22:08:13,625 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-21 22:08:13,626 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 22:08:13,627 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-21 22:08:13,627 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-21 22:08:13,627 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-21 22:08:13,628 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-21 22:08:13,628 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-21 22:08:13,637 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-11-21 22:08:13,637 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-21 22:08:13,645 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:13,646 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-21 22:08:13,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:13,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128322876] [2023-11-21 22:08:13,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:13,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:13,753 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:08:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:13,783 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:08:13,787 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:13,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-11-21 22:08:13,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:13,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803684055] [2023-11-21 22:08:13,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:13,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:13,810 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:08:13,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [446767611] [2023-11-21 22:08:13,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:13,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:13,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:13,813 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:13,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:08:13,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:13,854 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:08:13,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:13,863 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:08:13,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:13,865 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-11-21 22:08:13,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:13,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799993808] [2023-11-21 22:08:13,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:13,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:13,873 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:08:13,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [676533902] [2023-11-21 22:08:13,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:13,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:13,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:13,941 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:13,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:08:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:14,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:08:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:14,019 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:08:14,133 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:14,134 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:14,134 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:14,134 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:14,134 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 22:08:14,135 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,135 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:14,135 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:14,135 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-21 22:08:14,135 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:14,136 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:14,155 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 22:08:14,278 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:14,279 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 22:08:14,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,284 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,296 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:08:14,296 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:14,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-21 22:08:14,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-21 22:08:14,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,354 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,364 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 22:08:14,365 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:14,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-21 22:08:14,406 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 22:08:14,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:14,431 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:14,431 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:14,431 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:14,431 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:14,431 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:08:14,432 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,432 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:14,432 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:14,432 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-21 22:08:14,432 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:14,432 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:14,434 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 22:08:14,511 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:14,516 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:08:14,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,520 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,533 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 22:08:14,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:14,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:14,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:14,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:14,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:14,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:08:14,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:14,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-21 22:08:14,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:14,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:14,593 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 22:08:14,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,595 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-21 22:08:14,598 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 22:08:14,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:14,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:14,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:14,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:14,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:14,613 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:14,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:14,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:14,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:14,664 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 22:08:14,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,665 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-21 22:08:14,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:14,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:14,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:14,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:14,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:14,685 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:14,698 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:14,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:14,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:14,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:14,743 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 22:08:14,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,746 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,765 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 22:08:14,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:14,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:14,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:14,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:14,782 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:14,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-21 22:08:14,795 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:14,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:14,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:14,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-21 22:08:14,846 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 22:08:14,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,848 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-21 22:08:14,852 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 22:08:14,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:14,863 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:14,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:14,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:14,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:14,864 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:14,882 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:14,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:14,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:14,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:14,928 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 22:08:14,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:14,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:14,930 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:14,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-21 22:08:14,936 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 22:08:14,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:14,948 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:14,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:14,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:14,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:14,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:14,958 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:14,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:14,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,012 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 22:08:15,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,014 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,027 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 22:08:15,042 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:15,042 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:15,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:15,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,043 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:15,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-21 22:08:15,058 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:15,059 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:15,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,128 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 22:08:15,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,132 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,141 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 22:08:15,155 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:15,155 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:15,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:15,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,156 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:15,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-21 22:08:15,161 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:15,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:15,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,210 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 22:08:15,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,212 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:15,235 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:15,235 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:15,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:15,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,236 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:15,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-21 22:08:15,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:15,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:15,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,338 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:15,338 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:15,339 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:15,339 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:15,339 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 22:08:15,339 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,339 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:15,340 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:15,340 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-21 22:08:15,340 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:15,341 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:15,343 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 22:08:15,371 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:08:15,375 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 22:08:15,445 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:15,446 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 22:08:15,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,452 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,460 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:08:15,460 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:15,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-21 22:08:15,507 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,509 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,516 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 22:08:15,516 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:15,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-21 22:08:15,551 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 22:08:15,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,573 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:15,573 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:15,573 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:15,573 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:15,573 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:08:15,573 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,573 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:15,573 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:15,573 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-21 22:08:15,574 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:15,574 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:15,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-21 22:08:15,579 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 22:08:15,582 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 22:08:15,665 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:15,666 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:08:15,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,667 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-21 22:08:15,673 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 22:08:15,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:15,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:15,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:15,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:08:15,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:15,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,717 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,721 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 22:08:15,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:15,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:15,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:15,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:08:15,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:15,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-21 22:08:15,747 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,772 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:15,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:15,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:15,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-21 22:08:15,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:15,800 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:08:15,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,840 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 22:08:15,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,841 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,869 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 22:08:15,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-21 22:08:15,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:15,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:15,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:15,883 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:15,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:15,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,924 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:15,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-21 22:08:15,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:15,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:15,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:15,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:15,945 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:15,946 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:15,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:15,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:15,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:15,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:15,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:15,983 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:15,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-21 22:08:15,990 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 22:08:16,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:16,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,003 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:16,019 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:08:16,019 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:08:16,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,064 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 22:08:16,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,066 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,068 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 22:08:16,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:16,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,082 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:16,085 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:16,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-21 22:08:16,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,125 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-21 22:08:16,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:16,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:16,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,144 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:16,144 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:16,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,179 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,181 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 22:08:16,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-21 22:08:16,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:16,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:16,207 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:08:16,207 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:08:16,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,266 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 22:08:16,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,268 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,276 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 22:08:16,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:16,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,289 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:16,290 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:16,290 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-21 22:08:16,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,333 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,335 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 22:08:16,348 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:16,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,349 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:16,350 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:16,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-21 22:08:16,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,390 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,393 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 22:08:16,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:16,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,407 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:16,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-21 22:08:16,421 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:08:16,421 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:08:16,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-21 22:08:16,470 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 22:08:16,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,472 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,476 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 22:08:16,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,489 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:16,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,489 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:16,490 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:16,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-21 22:08:16,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,528 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-21 22:08:16,532 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 22:08:16,542 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,543 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:16,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,543 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:16,544 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:16,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,576 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,584 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 22:08:16,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,597 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:16,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,598 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:16,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-21 22:08:16,609 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:08:16,609 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:08:16,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,671 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 22:08:16,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,672 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,678 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 22:08:16,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,691 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:16,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,691 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:16,693 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:16,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-21 22:08:16,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,740 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,742 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 22:08:16,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-21 22:08:16,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,755 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:16,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,755 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:16,757 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:16,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,808 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,811 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 22:08:16,825 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,825 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:16,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,825 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:16,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-21 22:08:16,838 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:08:16,838 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:08:16,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-21 22:08:16,908 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 22:08:16,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,909 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-21 22:08:16,911 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 22:08:16,922 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,922 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:16,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,923 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:16,925 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:16,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:16,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:16,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:16,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:16,976 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:16,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:16,993 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:16,994 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:16,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:16,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:16,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:16,994 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:16,996 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:16,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:16,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-21 22:08:17,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,037 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,044 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 22:08:17,058 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:17,058 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:17,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:17,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:17,058 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:17,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-21 22:08:17,073 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:08:17,073 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:08:17,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,182 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 22:08:17,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,183 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,188 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 22:08:17,200 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:17,200 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:17,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:17,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:17,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:17,201 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:17,201 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:17,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:17,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-21 22:08:17,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,242 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:17,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:17,261 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:17,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:17,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:17,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:17,261 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:17,262 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:17,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:17,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-21 22:08:17,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,293 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-21 22:08:17,296 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 22:08:17,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:17,307 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:17,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:17,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:17,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:17,324 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:08:17,325 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:08:17,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,373 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 22:08:17,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,375 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,380 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 22:08:17,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:17,392 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:17,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:17,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:17,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:17,393 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:17,394 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:17,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:17,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-21 22:08:17,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,436 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,440 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 22:08:17,452 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:17,452 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:17,452 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:17,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:17,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:17,453 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:17,454 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:17,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:17,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-21 22:08:17,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,494 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,500 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 22:08:17,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:17,513 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:17,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:17,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:17,513 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:17,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-21 22:08:17,527 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:08:17,528 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:08:17,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:17,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,603 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-21 22:08:17,604 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-21 22:08:17,604 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 6#L29true assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1; 4#L26-2true [2023-11-21 22:08:17,604 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:17,604 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-11-21 22:08:17,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:17,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117122567] [2023-11-21 22:08:17,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:17,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:17,610 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:08:17,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1453273747] [2023-11-21 22:08:17,610 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 22:08:17,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:17,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,611 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-11-21 22:08:17,657 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-21 22:08:17,657 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-21 22:08:17,657 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:08:17,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:17,673 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:08:17,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:17,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-11-21 22:08:17,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:17,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571317726] [2023-11-21 22:08:17,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:17,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:17,677 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:08:17,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1438086117] [2023-11-21 22:08:17,677 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-21 22:08:17,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:17,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,683 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-21 22:08:17,712 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-21 22:08:17,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-21 22:08:17,712 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:08:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:17,717 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:08:17,718 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:08:17,718 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-11-21 22:08:17,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:08:17,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801606870] [2023-11-21 22:08:17,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:08:17,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:08:17,723 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:08:17,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [793436116] [2023-11-21 22:08:17,723 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-21 22:08:17,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:08:17,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,727 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-21 22:08:17,763 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-21 22:08:17,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-21 22:08:17,764 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:08:17,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:08:17,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:08:17,807 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:17,807 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:17,807 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:17,808 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:17,808 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 22:08:17,808 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,808 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:17,808 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:17,808 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-21 22:08:17,808 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:17,808 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:17,812 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 22:08:17,853 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:17,854 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 22:08:17,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,859 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,864 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:08:17,864 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:17,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-21 22:08:17,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2023-11-21 22:08:17,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:17,899 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:17,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-21 22:08:17,900 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 22:08:17,900 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:17,938 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 22:08:17,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:17,956 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:17,956 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:17,956 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:17,956 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:17,956 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:08:17,956 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:17,956 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:17,956 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:17,956 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-21 22:08:17,957 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:17,957 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:17,958 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 22:08:18,016 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:18,016 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:08:18,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,018 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,021 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 22:08:18,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:18,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:18,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:08:18,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-21 22:08:18,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-11-21 22:08:18,076 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 22:08:18,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,077 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-21 22:08:18,078 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 22:08:18,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:18,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,091 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:18,093 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:18,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:18,124 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 22:08:18,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,125 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,128 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 22:08:18,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-21 22:08:18,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:18,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:18,142 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:18,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-21 22:08:18,159 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 22:08:18,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,160 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-21 22:08:18,172 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 22:08:18,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:18,184 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,185 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:18,188 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:18,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:18,231 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 22:08:18,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,232 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,236 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 22:08:18,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-21 22:08:18,247 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:18,247 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:18,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,247 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:18,249 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:18,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:18,286 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 22:08:18,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,287 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:18,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-21 22:08:18,305 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:18,305 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:18,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,306 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:18,309 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:18,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-21 22:08:18,354 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 22:08:18,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,355 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-21 22:08:18,356 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 22:08:18,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:18,367 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:18,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,368 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:18,372 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:18,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2023-11-21 22:08:18,420 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 22:08:18,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,421 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-21 22:08:18,422 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 22:08:18,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:18,433 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:18,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,433 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:18,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:18,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:18,494 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 22:08:18,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,495 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,500 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 22:08:18,513 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:18,513 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:18,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,513 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:18,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-21 22:08:18,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:18,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-21 22:08:18,604 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:18,605 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:18,605 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:18,605 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:18,605 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-21 22:08:18,605 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,605 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:18,605 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:18,605 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-21 22:08:18,606 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:18,606 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:18,607 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 22:08:18,609 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 22:08:18,628 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 22:08:18,687 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:18,687 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-21 22:08:18,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,689 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,693 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:08:18,693 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:18,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-21 22:08:18,716 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-21 22:08:18,716 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-21 22:08:18,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-21 22:08:18,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,735 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,744 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-21 22:08:18,744 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:18,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-21 22:08:18,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-21 22:08:18,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,777 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-21 22:08:18,778 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-21 22:08:18,778 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-21 22:08:18,794 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-21 22:08:18,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-21 22:08:18,806 INFO L210 LassoAnalysis]: Preferences: [2023-11-21 22:08:18,806 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-21 22:08:18,806 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-21 22:08:18,806 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-21 22:08:18,806 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-21 22:08:18,806 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,806 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-21 22:08:18,806 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-21 22:08:18,806 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-21 22:08:18,807 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-21 22:08:18,807 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-21 22:08:18,808 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 22:08:18,844 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 22:08:18,846 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 22:08:18,901 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-21 22:08:18,901 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-21 22:08:18,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,904 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:18,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:18,929 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,929 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,929 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:18,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-21 22:08:18,938 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:18,938 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-21 22:08:18,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:18,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,971 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-21 22:08:18,973 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 22:08:18,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:18,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:18,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:18,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:18,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:18,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:08:18,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:18,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:18,995 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2023-11-21 22:08:18,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:18,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:18,996 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:18,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-21 22:08:18,998 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 22:08:19,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-21 22:08:19,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-21 22:08:19,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,021 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-21 22:08:19,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,022 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-21 22:08:19,025 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 22:08:19,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,035 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:19,042 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:08:19,042 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:08:19,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-21 22:08:19,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,084 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-21 22:08:19,088 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 22:08:19,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:19,098 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:19,098 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2023-11-21 22:08:19,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,114 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-21 22:08:19,115 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 22:08:19,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,127 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:19,128 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:19,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,166 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-21 22:08:19,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,167 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-21 22:08:19,170 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 22:08:19,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,181 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:19,190 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:08:19,190 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:08:19,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,235 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,240 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 22:08:19,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-21 22:08:19,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,253 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:19,253 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:19,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,286 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:19,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,305 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,305 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:19,305 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:19,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-21 22:08:19,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,337 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-21 22:08:19,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,338 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:19,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-21 22:08:19,357 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,358 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:19,368 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:08:19,368 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:08:19,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,418 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,423 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 22:08:19,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,436 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:19,437 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:19,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-21 22:08:19,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,466 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,468 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 22:08:19,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-21 22:08:19,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,481 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:19,482 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:19,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-21 22:08:19,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,513 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-21 22:08:19,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,514 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,517 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 22:08:19,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-21 22:08:19,529 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:19,530 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:19,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,530 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,530 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:19,537 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-21 22:08:19,537 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-21 22:08:19,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,594 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,596 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 22:08:19,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-21 22:08:19,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:19,609 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:19,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,609 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:19,610 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:19,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,639 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,642 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 22:08:19,654 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:19,654 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:19,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,655 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-21 22:08:19,655 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-21 22:08:19,655 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-21 22:08:19,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,690 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-21 22:08:19,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,692 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,694 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 22:08:19,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:19,707 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:19,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,708 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:19,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-21 22:08:19,717 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:08:19,717 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:08:19,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-21 22:08:19,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,799 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-21 22:08:19,800 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 22:08:19,810 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:19,810 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:19,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,811 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:19,812 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:19,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-21 22:08:19,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,828 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,829 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 22:08:19,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-21 22:08:19,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:19,842 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-21 22:08:19,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:19,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,842 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:19,843 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:19,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:19,862 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:19,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:19,880 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-21 22:08:19,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:19,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:19,882 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:19,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-21 22:08:19,884 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 22:08:19,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:19,895 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:19,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:19,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:19,895 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:19,906 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-21 22:08:19,907 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-21 22:08:20,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,149 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:20,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,169 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:20,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:20,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,169 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:20,171 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:20,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:20,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-21 22:08:20,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,210 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,216 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 22:08:20,229 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,229 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:20,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:20,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,229 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-21 22:08:20,231 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-21 22:08:20,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:20,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-21 22:08:20,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,277 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-21 22:08:20,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,278 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,280 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 22:08:20,293 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,293 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:20,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,293 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:20,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-21 22:08:20,303 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-21 22:08:20,303 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-21 22:08:20,334 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,353 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,355 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 22:08:20,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,368 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:20,368 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:20,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,368 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:20,369 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:20,369 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:20,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-21 22:08:20,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,407 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,410 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 22:08:20,422 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,422 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-21 22:08:20,422 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:20,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,422 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-21 22:08:20,423 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-21 22:08:20,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:20,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-21 22:08:20,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,453 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-21 22:08:20,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,454 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,457 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 22:08:20,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,470 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:20,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,470 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:20,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-21 22:08:20,487 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-21 22:08:20,488 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-21 22:08:20,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,594 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-21 22:08:20,596 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 22:08:20,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,609 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:20,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:20,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,609 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:20,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:20,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:20,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-21 22:08:20,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:08:20,658 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-21 22:08:20,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-21 22:08:20,680 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-21 22:08:20,680 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-21 22:08:20,680 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-21 22:08:20,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-21 22:08:20,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-21 22:08:20,681 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-21 22:08:20,682 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-21 22:08:20,682 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-21 22:08:20,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-21 22:08:20,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-21 22:08:20,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:20,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 10:08:20 BoogieIcfgContainer [2023-11-21 22:08:20,723 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-21 22:08:20,724 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:08:20,724 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:08:20,724 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:08:20,725 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:08:13" (3/4) ... [2023-11-21 22:08:20,727 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:08:20,728 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:08:20,729 INFO L158 Benchmark]: Toolchain (without parser) took 7827.02ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 92.7MB in the beginning and 107.0MB in the end (delta: -14.3MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-11-21 22:08:20,730 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:08:20,730 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.79ms. Allocated memory is still 130.0MB. Free memory was 92.7MB in the beginning and 83.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:08:20,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.74ms. Allocated memory is still 130.0MB. Free memory was 83.3MB in the beginning and 82.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:08:20,731 INFO L158 Benchmark]: Boogie Preprocessor took 27.76ms. Allocated memory is still 130.0MB. Free memory was 82.1MB in the beginning and 80.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:08:20,732 INFO L158 Benchmark]: RCFGBuilder took 310.78ms. Allocated memory is still 130.0MB. Free memory was 80.5MB in the beginning and 72.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:08:20,732 INFO L158 Benchmark]: BuchiAutomizer took 7211.70ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 71.7MB in the beginning and 107.9MB in the end (delta: -36.2MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. [2023-11-21 22:08:20,732 INFO L158 Benchmark]: Witness Printer took 4.12ms. Allocated memory is still 165.7MB. Free memory was 107.9MB in the beginning and 107.0MB in the end (delta: 939.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:08:20,734 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory is still 101.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.79ms. Allocated memory is still 130.0MB. Free memory was 92.7MB in the beginning and 83.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.74ms. Allocated memory is still 130.0MB. Free memory was 83.3MB in the beginning and 82.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.76ms. Allocated memory is still 130.0MB. Free memory was 82.1MB in the beginning and 80.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 310.78ms. Allocated memory is still 130.0MB. Free memory was 80.5MB in the beginning and 72.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7211.70ms. Allocated memory was 130.0MB in the beginning and 165.7MB in the end (delta: 35.7MB). Free memory was 71.7MB in the beginning and 107.9MB in the end (delta: -36.2MB). Peak memory consumption was 67.7MB. Max. memory is 16.1GB. * Witness Printer took 4.12ms. Allocated memory is still 165.7MB. Free memory was 107.9MB in the beginning and 107.0MB in the end (delta: 939.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 7.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital36 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq165 hnf92 smp100 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 121ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-21 22:08:20,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:21,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2023-11-21 22:08:21,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2023-11-21 22:08:21,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-21 22:08:21,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:08:21,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bd78d47-13c8-4c3f-8f2d-1c8f82c7c46b/bin/uautomizer-verify-bycVGegfSx/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN