./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 e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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-e7bb482 [2023-11-06 23:00:13,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:00:13,143 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-06 23:00:13,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:00:13,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:00:13,210 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:00:13,211 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:00:13,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:00:13,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:00:13,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:00:13,220 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:00:13,221 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 23:00:13,222 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 23:00:13,224 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 23:00:13,224 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 23:00:13,225 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 23:00:13,225 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 23:00:13,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:00:13,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 23:00:13,228 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 23:00:13,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:00:13,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 23:00:13,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:00:13,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 23:00:13,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 23:00:13,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 23:00:13,233 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:00:13,234 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 23:00:13,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:00:13,234 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 23:00:13,236 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:00:13,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:00:13,237 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:00:13,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:00:13,238 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:00:13,238 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 23:00:13,239 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_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2023-11-06 23:00:13,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:00:13,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:00:13,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:00:13,732 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:00:13,733 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:00:13,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-11-06 23:00:17,376 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:00:17,680 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:00:17,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-11-06 23:00:17,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/data/6f0da18e5/a22065088d9d4cf7bef95fdedeb97b4f/FLAG2809aef23 [2023-11-06 23:00:17,719 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/data/6f0da18e5/a22065088d9d4cf7bef95fdedeb97b4f [2023-11-06 23:00:17,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:00:17,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:00:17,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:00:17,743 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:00:17,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:00:17,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:00:17" (1/1) ... [2023-11-06 23:00:17,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790ead5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:17, skipping insertion in model container [2023-11-06 23:00:17,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:00:17" (1/1) ... [2023-11-06 23:00:17,781 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:00:18,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:00:18,108 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 23:00:18,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 23:00:18,137 INFO L206 MainTranslator]: Completed translation [2023-11-06 23:00:18,138 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18 WrapperNode [2023-11-06 23:00:18,138 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:00:18,139 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 23:00:18,139 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 23:00:18,139 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 23:00:18,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,175 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-06 23:00:18,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 23:00:18,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 23:00:18,177 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 23:00:18,177 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 23:00:18,188 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,188 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,199 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 23:00:18,200 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 23:00:18,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 23:00:18,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 23:00:18,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (1/1) ... [2023-11-06 23:00:18,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:18,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:18,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:18,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 23:00:18,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 23:00:18,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 23:00:18,350 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 23:00:18,353 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 23:00:18,460 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 23:00:18,468 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 23:00:18,468 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 23:00:18,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:00:18 BoogieIcfgContainer [2023-11-06 23:00:18,471 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 23:00:18,472 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 23:00:18,473 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 23:00:18,477 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 23:00:18,478 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:00:18,479 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 11:00:17" (1/3) ... [2023-11-06 23:00:18,480 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b6b8cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 11:00:18, skipping insertion in model container [2023-11-06 23:00:18,480 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:00:18,480 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:00:18" (2/3) ... [2023-11-06 23:00:18,481 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b6b8cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 11:00:18, skipping insertion in model container [2023-11-06 23:00:18,481 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 23:00:18,481 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:00:18" (3/3) ... [2023-11-06 23:00:18,483 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2023-11-06 23:00:18,553 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 23:00:18,553 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 23:00:18,554 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 23:00:18,554 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 23:00:18,554 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 23:00:18,554 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 23:00:18,555 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 23:00:18,555 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 23:00:18,560 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) [2023-11-06 23:00:18,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:00:18,584 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:00:18,585 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:00:18,591 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 23:00:18,591 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:00:18,593 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 23:00:18,594 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) [2023-11-06 23:00:18,596 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 23:00:18,596 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 23:00:18,597 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 23:00:18,598 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 23:00:18,598 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 23:00:18,606 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-11-06 23:00:18,607 INFO L750 eck$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 [2023-11-06 23:00:18,623 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:18,623 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-06 23:00:18,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:18,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043159393] [2023-11-06 23:00:18,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:18,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:18,726 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:18,751 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:18,755 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:18,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-11-06 23:00:18,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:18,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861969578] [2023-11-06 23:00:18,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:18,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:18,766 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:18,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [295334626] [2023-11-06 23:00:18,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:18,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:18,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:18,776 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:18,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-06 23:00:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:18,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:18,849 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:18,851 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:18,851 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-11-06 23:00:18,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:18,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394718136] [2023-11-06 23:00:18,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:18,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:18,863 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:18,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1961598211] [2023-11-06 23:00:18,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:18,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:18,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:18,892 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:18,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-06 23:00:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:18,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:18,979 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:19,103 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:19,104 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:19,105 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:19,105 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:19,105 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 23:00:19,105 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,106 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:19,106 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:19,106 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-06 23:00:19,106 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:19,107 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:19,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:19,244 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:19,245 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 23:00:19,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,253 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,266 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 23:00:19,266 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:19,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 23:00:19,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,311 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 23:00:19,318 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 23:00:19,318 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:19,361 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 23:00:19,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,372 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:19,372 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:19,372 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:19,372 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:19,372 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:00:19,373 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,373 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:19,373 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:19,373 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-06 23:00:19,373 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:19,373 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:19,376 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:19,465 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:19,471 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:00:19,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,477 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:19,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 23:00:19,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:19,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:19,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:19,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:19,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:19,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:19,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:19,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:19,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,536 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 23:00:19,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,538 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 23:00:19,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:19,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:19,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:19,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:19,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:19,557 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:19,562 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:19,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:19,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:19,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,586 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 23:00:19,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,589 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 23:00:19,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:19,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:19,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:19,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:19,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:19,628 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:19,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:19,642 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:19,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:19,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,681 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 23:00:19,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,684 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 23:00:19,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:19,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:19,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:19,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:19,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:19,707 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:19,713 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:19,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:19,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:19,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,740 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 23:00:19,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,742 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 23:00:19,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:19,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:19,770 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:19,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:19,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:19,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:19,771 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:19,779 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:19,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:19,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:19,804 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,804 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 23:00:19,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,806 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 23:00:19,810 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:19,829 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:19,829 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:19,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:19,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:19,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:19,830 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:19,841 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:19,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:19,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:19,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:19,877 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 23:00:19,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:19,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:19,879 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:19,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 23:00:19,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:19,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:19,920 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:19,920 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:19,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:19,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:19,921 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:19,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:19,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:20,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,013 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,014 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 23:00:20,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,016 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:20,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 23:00:20,047 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:20,047 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:20,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:20,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,049 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:20,057 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:20,057 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:20,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,085 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 23:00:20,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,087 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:20,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 23:00:20,110 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:20,110 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:20,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:20,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,111 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:20,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:20,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:20,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,196 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:20,197 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:20,197 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:20,197 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:20,197 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 23:00:20,197 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,198 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:20,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:20,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-06 23:00:20,198 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:20,198 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:20,201 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:20,227 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:20,231 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:20,384 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:20,385 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 23:00:20,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,401 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 23:00:20,446 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 23:00:20,446 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:20,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,493 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,502 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 23:00:20,503 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:20,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 23:00:20,537 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 23:00:20,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,548 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:20,548 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:20,548 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:20,548 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:20,548 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:00:20,548 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,549 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:20,549 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:20,549 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-06 23:00:20,549 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:20,549 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:20,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:20,555 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:20,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:20,668 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:20,669 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:00:20,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,673 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 23:00:20,678 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 [2023-11-06 23:00:20,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:20,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:20,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:20,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:20,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:20,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,724 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:20,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 23:00:20,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:20,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:20,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:20,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:20,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:20,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,776 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 23:00:20,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:20,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:20,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,802 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:20,810 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:20,810 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:20,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,836 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 23:00:20,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,838 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 23:00:20,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:20,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:20,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:20,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,868 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:20,870 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:20,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:20,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,890 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:20,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 23:00:20,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:20,921 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:20,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,922 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:20,923 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:20,923 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:20,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:20,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:20,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:20,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:20,944 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:20,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:20,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 23:00:20,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:20,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:20,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:20,977 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:20,995 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 23:00:20,995 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 23:00:21,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,030 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 23:00:21,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,031 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 23:00:21,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:21,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,052 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:21,054 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:21,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,089 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 23:00:21,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:21,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,114 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:21,115 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:21,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,138 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 23:00:21,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:21,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,161 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:21,180 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 23:00:21,181 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 23:00:21,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,235 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 23:00:21,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,237 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 23:00:21,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:21,259 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,259 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:21,261 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:21,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,283 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 23:00:21,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:21,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,309 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:21,310 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:21,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,331 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 23:00:21,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:21,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,354 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:21,384 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 23:00:21,384 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 23:00:21,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,435 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 23:00:21,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,436 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 23:00:21,457 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,457 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:21,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,458 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:21,459 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:21,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,488 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 23:00:21,509 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,509 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:21,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,510 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:21,520 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:21,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,543 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 23:00:21,564 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,564 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:21,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,564 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:21,579 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 23:00:21,580 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 23:00:21,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,623 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 23:00:21,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,625 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 23:00:21,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,647 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:21,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:21,649 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:21,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,684 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 23:00:21,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,706 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:21,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,707 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:21,708 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:21,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,724 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,728 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,730 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 23:00:21,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,752 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:21,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,753 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:21,767 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 23:00:21,767 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 23:00:21,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,849 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 23:00:21,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,851 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 23:00:21,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,874 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:21,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:21,878 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:21,878 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,908 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 23:00:21,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,930 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,931 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:21,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:21,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,931 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:21,934 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:21,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:21,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:21,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:21,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:21,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:21,954 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:21,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:21,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 23:00:21,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:21,977 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:21,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:21,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:21,977 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:21,997 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 23:00:21,997 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 23:00:22,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:22,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:22,146 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 23:00:22,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,148 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:22,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 23:00:22,168 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:22,169 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:22,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:22,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:22,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:22,169 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:22,170 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:22,170 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:22,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:22,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:22,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,200 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:22,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 23:00:22,220 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:22,220 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:22,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:22,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:22,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:22,221 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:22,222 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:22,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:22,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:22,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:22,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,256 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 23:00:22,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:22,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:22,286 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:22,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:22,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:22,287 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:22,299 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 23:00:22,299 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 23:00:22,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:22,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:22,342 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 23:00:22,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,343 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:22,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 23:00:22,388 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:22,388 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:22,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:22,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:22,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:22,389 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:22,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:22,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:22,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:22,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:22,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,428 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:22,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 23:00:22,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:22,454 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:22,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:22,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:22,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:22,455 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:22,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:22,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:22,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:22,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:22,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,486 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:22,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-06 23:00:22,510 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:22,510 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:22,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:22,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:22,511 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:22,533 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-06 23:00:22,533 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 23:00:22,610 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:22,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:22,619 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-06 23:00:22,620 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 [2023-11-06 23:00:22,620 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 [2023-11-06 23:00:22,621 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:22,621 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-11-06 23:00:22,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:22,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881579159] [2023-11-06 23:00:22,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:22,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:22,628 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:22,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1873938592] [2023-11-06 23:00:22,629 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 23:00:22,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:22,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,639 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-11-06 23:00:22,681 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 23:00:22,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-06 23:00:22,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:22,690 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:22,691 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:22,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-11-06 23:00:22,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:22,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718675536] [2023-11-06 23:00:22,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:22,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:22,701 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:22,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1063602787] [2023-11-06 23:00:22,712 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 23:00:22,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:22,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,719 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-06 23:00:22,770 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-06 23:00:22,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-06 23:00:22,770 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:22,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:22,778 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 23:00:22,778 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-11-06 23:00:22,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 23:00:22,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554627454] [2023-11-06 23:00:22,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 23:00:22,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 23:00:22,785 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-06 23:00:22,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1875359852] [2023-11-06 23:00:22,786 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-06 23:00:22,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-06 23:00:22,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,790 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-06 23:00:22,841 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-06 23:00:22,841 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-06 23:00:22,841 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 23:00:22,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 23:00:22,853 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 23:00:22,899 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:22,900 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:22,900 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:22,900 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:22,900 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 23:00:22,901 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,901 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:22,901 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:22,901 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-06 23:00:22,901 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:22,901 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:22,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:22,963 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:22,964 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 23:00:22,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:22,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:22,968 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:22,977 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 23:00:22,978 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:22,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-06 23:00:23,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,014 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,018 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 23:00:23,019 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:23,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-06 23:00:23,052 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 23:00:23,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,056 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:23,056 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:23,056 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:23,056 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:23,056 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:00:23,056 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,057 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:23,057 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:23,057 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-06 23:00:23,057 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:23,057 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:23,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:23,114 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:23,115 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:00:23,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,116 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:23,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:23,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:23,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-06 23:00:23,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,160 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 23:00:23,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,161 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:23,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,178 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:23,183 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:23,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-06 23:00:23,204 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,208 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 23:00:23,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,209 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-06 23:00:23,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:23,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,227 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:23,230 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:23,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-06 23:00:23,241 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 23:00:23,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,242 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-06 23:00:23,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:23,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,257 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:23,260 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:23,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,290 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 23:00:23,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,291 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:23,314 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:23,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,314 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:23,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-06 23:00:23,317 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:23,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,340 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 23:00:23,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,343 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-06 23:00:23,360 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:23,360 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:23,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,360 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:23,364 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:23,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-06 23:00:23,387 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 23:00:23,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,389 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,393 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 [2023-11-06 23:00:23,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-06 23:00:23,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:23,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:23,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:23,414 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:23,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,456 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 23:00:23,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,457 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:23,473 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:23,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,474 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:23,477 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:23,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-06 23:00:23,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,500 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 23:00:23,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,502 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,505 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,518 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:23,519 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:23,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:23,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,519 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:23,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-06 23:00:23,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:23,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:23,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:23,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,613 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:23,613 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:23,613 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:23,613 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:23,614 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-06 23:00:23,614 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,614 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:23,614 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:23,614 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-06 23:00:23,614 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:23,614 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:23,617 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:23,625 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:23,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:23,714 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:23,714 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-06 23:00:23,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,720 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,722 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 23:00:23,723 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:23,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-06 23:00:23,746 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-06 23:00:23,746 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: [] [2023-11-06 23:00:23,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,751 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-06 23:00:23,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:23,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-06 23:00:23,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,793 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-06 23:00:23,797 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-06 23:00:23,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-06 23:00:23,834 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-06 23:00:23,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:23,838 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 23:00:23,838 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 23:00:23,838 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 23:00:23,838 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 23:00:23,838 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 23:00:23,838 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,838 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 23:00:23,838 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 23:00:23,839 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-06 23:00:23,839 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 23:00:23,839 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 23:00:23,841 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:23,867 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:23,870 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 23:00:23,955 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 23:00:23,955 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 23:00:23,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:23,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:23,957 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:23,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:23,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-06 23:00:23,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:23,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:23,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:23,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:23,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:23,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 23:00:24,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,019 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-06 23:00:24,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:24,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:24,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,069 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-06 23:00:24,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,088 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 23:00:24,089 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 23:00:24,089 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-11-06 23:00:24,094 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-06 23:00:24,094 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,095 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-06 23:00:24,098 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,112 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,112 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:24,122 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 23:00:24,122 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 23:00:24,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,149 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-06 23:00:24,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,173 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:24,174 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:24,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,203 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-06 23:00:24,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,229 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:24,230 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:24,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,254 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-06 23:00:24,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,256 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-06 23:00:24,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,278 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:24,297 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 23:00:24,297 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 23:00:24,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,330 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-06 23:00:24,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,353 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:24,354 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:24,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,376 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-06 23:00:24,434 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:24,436 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:24,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,460 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-06 23:00:24,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,462 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-06 23:00:24,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,479 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:24,493 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 23:00:24,493 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 23:00:24,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,532 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-06 23:00:24,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,557 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:24,558 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:24,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-06 23:00:24,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,573 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-06 23:00:24,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,588 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 23:00:24,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,589 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:24,590 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:24,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,604 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-06 23:00:24,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,606 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-06 23:00:24,629 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:24,629 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:24,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,630 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:24,639 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-06 23:00:24,639 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-06 23:00:24,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,686 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-06 23:00:24,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,712 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:24,713 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:24,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,713 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:24,715 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:24,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,732 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,737 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,755 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:24,755 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:24,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,756 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-06 23:00:24,757 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-06 23:00:24,757 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-06 23:00:24,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,771 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-06 23:00:24,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,773 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,777 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 [2023-11-06 23:00:24,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-06 23:00:24,794 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:24,794 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:24,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,795 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:24,807 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 23:00:24,807 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 23:00:24,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,904 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,906 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-06 23:00:24,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:24,926 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:24,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,926 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:24,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:24,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:24,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,944 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-06 23:00:24,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:24,964 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-06 23:00:24,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:24,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:24,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:24,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:24,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:24,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-06 23:00:24,976 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-06 23:00:24,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:24,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:24,978 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:24,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-06 23:00:24,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:24,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:24,998 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:24,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:24,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:24,999 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:25,018 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-06 23:00:25,019 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-06 23:00:25,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-06 23:00:25,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,144 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-06 23:00:25,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:25,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,159 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:25,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:25,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:25,161 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:25,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:25,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:25,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,170 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-06 23:00:25,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:25,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,190 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:25,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:25,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,190 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-06 23:00:25,191 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-06 23:00:25,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:25,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2023-11-06 23:00:25,225 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-06 23:00:25,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,227 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,236 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 [2023-11-06 23:00:25,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-06 23:00:25,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,253 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:25,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,253 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:25,265 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-06 23:00:25,265 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-06 23:00:25,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:25,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,322 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:25,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-06 23:00:25,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,345 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:25,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:25,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,345 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:25,346 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:25,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:25,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,360 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:25,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,362 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:25,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-06 23:00:25,385 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,385 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-06 23:00:25,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:25,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,385 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-06 23:00:25,386 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-06 23:00:25,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:25,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-06 23:00:25,405 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-06 23:00:25,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,407 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-06 23:00:25,410 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 [2023-11-06 23:00:25,426 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,427 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:25,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,427 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:25,444 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-06 23:00:25,445 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-06 23:00:25,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2023-11-06 23:00:25,551 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,552 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-06 23:00:25,556 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:25,573 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,573 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:25,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:25,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,574 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:25,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:25,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:25,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:25,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 23:00:25,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 23:00:25,592 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 23:00:25,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-06 23:00:25,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 23:00:25,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-06 23:00:25,608 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-06 23:00:25,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 23:00:25,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 23:00:25,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 23:00:25,609 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-06 23:00:25,610 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 23:00:25,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 23:00:25,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 23:00:25,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:25,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 11:00:25 BoogieIcfgContainer [2023-11-06 23:00:25,623 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 23:00:25,623 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 23:00:25,624 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 23:00:25,624 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 23:00:25,625 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 11:00:18" (3/4) ... [2023-11-06 23:00:25,627 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 23:00:25,628 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 23:00:25,629 INFO L158 Benchmark]: Toolchain (without parser) took 7893.49ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 107.8MB in the beginning and 91.9MB in the end (delta: 16.0MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2023-11-06 23:00:25,629 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 109.1MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:00:25,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.65ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 119.7MB in the end (delta: -11.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 23:00:25,630 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.74ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 118.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:00:25,630 INFO L158 Benchmark]: Boogie Preprocessor took 22.99ms. Allocated memory is still 153.1MB. Free memory was 118.6MB in the beginning and 117.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 23:00:25,631 INFO L158 Benchmark]: RCFGBuilder took 270.73ms. Allocated memory is still 153.1MB. Free memory was 117.6MB in the beginning and 108.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-06 23:00:25,631 INFO L158 Benchmark]: BuchiAutomizer took 7150.50ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 108.3MB in the beginning and 91.9MB in the end (delta: 16.4MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. [2023-11-06 23:00:25,631 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 184.5MB. Free memory is still 91.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:00:25,633 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78ms. Allocated memory is still 109.1MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.65ms. Allocated memory is still 153.1MB. Free memory was 107.8MB in the beginning and 119.7MB in the end (delta: -11.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.74ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 118.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.99ms. Allocated memory is still 153.1MB. Free memory was 118.6MB in the beginning and 117.6MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 270.73ms. Allocated memory is still 153.1MB. Free memory was 117.6MB in the beginning and 108.3MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 7150.50ms. Allocated memory was 153.1MB in the beginning and 184.5MB in the end (delta: 31.5MB). Free memory was 108.3MB in the beginning and 91.9MB in the end (delta: 16.4MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 184.5MB. Free memory is still 91.9MB. 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 7.0s 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: 141ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s 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 [2023-11-06 23:00:25,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2023-11-06 23:00:25,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:26,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2023-11-06 23:00:26,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:26,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-06 23:00:26,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/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_23f8e525-2e96-4833-98fc-44c76e94cb2f/bin/uautomizer-verify-WvqO1wxjHP/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