./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:47:27,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:47:28,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-26 11:47:28,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:47:28,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:47:28,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:47:28,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:47:28,101 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:47:28,102 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:47:28,108 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:47:28,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:47:28,110 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:47:28,111 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:47:28,113 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-26 11:47:28,114 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-26 11:47:28,115 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-26 11:47:28,115 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-26 11:47:28,116 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-26 11:47:28,116 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-26 11:47:28,117 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:47:28,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-26 11:47:28,118 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 11:47:28,118 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:47:28,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 11:47:28,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:47:28,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-26 11:47:28,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-26 11:47:28,121 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-26 11:47:28,121 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:47:28,122 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 11:47:28,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:47:28,124 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-26 11:47:28,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:47:28,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:47:28,125 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:47:28,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:47:28,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:47:28,126 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-26 11:47:28,127 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_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22bc8b4cf01afcaae62bd4d165e21be0989176def672b1734c08f33480ca7dd6 [2023-11-26 11:47:28,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:47:28,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:47:28,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:47:28,488 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:47:28,489 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:47:28,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-11-26 11:47:31,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:47:31,963 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:47:31,964 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/sv-benchmarks/c/termination-nla/ps2-both-t.c [2023-11-26 11:47:31,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/data/cb6e34a7c/e4ad0499e51140d6b1d6d5e8733ad456/FLAG08a52f200 [2023-11-26 11:47:32,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/data/cb6e34a7c/e4ad0499e51140d6b1d6d5e8733ad456 [2023-11-26 11:47:32,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:47:32,006 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:47:32,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:47:32,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:47:32,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:47:32,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437c0bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32, skipping insertion in model container [2023-11-26 11:47:32,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,041 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:47:32,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:47:32,193 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:47:32,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:47:32,225 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:47:32,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32 WrapperNode [2023-11-26 11:47:32,226 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:47:32,227 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:47:32,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:47:32,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:47:32,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,255 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2023-11-26 11:47:32,255 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:47:32,256 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:47:32,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:47:32,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:47:32,271 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,271 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,272 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,279 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-26 11:47:32,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,280 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,282 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,294 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:47:32,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:47:32,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:47:32,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:47:32,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (1/1) ... [2023-11-26 11:47:32,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:32,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:32,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:32,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-26 11:47:32,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:47:32,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:47:32,479 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:47:32,484 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:47:32,650 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:47:32,660 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:47:32,660 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 11:47:32,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:32 BoogieIcfgContainer [2023-11-26 11:47:32,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:47:32,664 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-26 11:47:32,665 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-26 11:47:32,670 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-26 11:47:32,671 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:47:32,671 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 26.11 11:47:32" (1/3) ... [2023-11-26 11:47:32,673 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13d61e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:47:32, skipping insertion in model container [2023-11-26 11:47:32,673 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:47:32,673 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:47:32" (2/3) ... [2023-11-26 11:47:32,674 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@13d61e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 26.11 11:47:32, skipping insertion in model container [2023-11-26 11:47:32,674 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-26 11:47:32,675 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:32" (3/3) ... [2023-11-26 11:47:32,676 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps2-both-t.c [2023-11-26 11:47:32,746 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-26 11:47:32,746 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-26 11:47:32,746 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-26 11:47:32,747 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-26 11:47:32,747 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-26 11:47:32,747 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-26 11:47:32,747 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-26 11:47:32,748 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-26 11:47:32,753 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) [2023-11-26 11:47:32,786 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-26 11:47:32,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:47:32,787 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:47:32,792 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 11:47:32,792 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-26 11:47:32,793 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-26 11:47:32,793 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) [2023-11-26 11:47:32,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-26 11:47:32,795 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-26 11:47:32,795 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-26 11:47:32,796 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-26 11:47:32,796 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-26 11:47:32,805 INFO L748 eck$LassoCheckResult]: Stem: 5#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2023-11-26 11:47:32,805 INFO L750 eck$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 [2023-11-26 11:47:32,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:32,812 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-26 11:47:32,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:32,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73222672] [2023-11-26 11:47:32,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:32,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:32,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:47:32,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:32,925 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:47:32,928 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:32,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2023-11-26 11:47:32,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:32,929 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840058300] [2023-11-26 11:47:32,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:32,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:32,937 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:47:32,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [864281264] [2023-11-26 11:47:32,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:32,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:32,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:32,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:32,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 11:47:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:33,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:47:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:33,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:47:33,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:33,015 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2023-11-26 11:47:33,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:33,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401651412] [2023-11-26 11:47:33,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:33,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:33,026 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:47:33,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1958490256] [2023-11-26 11:47:33,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:33,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:33,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,072 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 11:47:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:33,113 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:47:33,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:33,132 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:47:33,227 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:33,227 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:33,227 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:33,228 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:33,228 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-26 11:47:33,228 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,228 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:33,228 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:33,228 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-26 11:47:33,229 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:33,229 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:33,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:33,328 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:33,328 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-26 11:47:33,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,337 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,342 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:47:33,343 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:33,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-26 11:47:33,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,378 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,390 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-26 11:47:33,390 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:33,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-26 11:47:33,434 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-26 11:47:33,444 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,444 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:33,444 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:33,445 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:33,445 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:33,445 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:47:33,445 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,445 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:33,445 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:33,445 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-26 11:47:33,446 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:33,446 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:33,448 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:33,516 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:33,521 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:47:33,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,524 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,528 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:33,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:33,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:33,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:33,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:33,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:33,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-26 11:47:33,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:47:33,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:33,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:33,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,584 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-26 11:47:33,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,586 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-26 11:47:33,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:33,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:33,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:33,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:33,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:33,622 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:33,631 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:33,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:33,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:33,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,658 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-26 11:47:33,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,660 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-26 11:47:33,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:33,681 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:33,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:33,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:33,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:33,682 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:33,690 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:33,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:33,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:33,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,713 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-26 11:47:33,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,715 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:33,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-26 11:47:33,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:33,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:33,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:33,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:33,746 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:33,755 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:33,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:33,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:33,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,801 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-26 11:47:33,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,802 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-26 11:47:33,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:33,824 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:33,824 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:33,824 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:33,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:33,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:33,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:33,833 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:33,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:33,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:33,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,879 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-26 11:47:33,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,882 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:33,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-26 11:47:33,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:33,911 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:33,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:33,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:33,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:33,912 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:33,920 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:33,921 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:33,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:33,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:33,953 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-26 11:47:33,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:33,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:33,955 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:33,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:33,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-26 11:47:33,980 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:33,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:33,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:33,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:33,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:33,981 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:33,996 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:33,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:34,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,056 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-26 11:47:34,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,058 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-26 11:47:34,077 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:34,077 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:34,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:34,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:34,083 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:34,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:34,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,110 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-26 11:47:34,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,112 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-26 11:47:34,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:34,144 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:34,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:34,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,145 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:34,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:34,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:34,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,242 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:34,242 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:34,242 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:34,242 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:34,243 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-26 11:47:34,243 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,243 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:34,243 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:34,243 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-26 11:47:34,243 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:34,244 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:34,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:34,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:34,289 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:34,380 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:34,381 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-26 11:47:34,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,382 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,387 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:47:34,387 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:34,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-26 11:47:34,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,432 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,443 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-26 11:47:34,443 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:34,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-26 11:47:34,492 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-26 11:47:34,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,503 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:34,503 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:34,503 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:34,503 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:34,504 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:47:34,504 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,504 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:34,504 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:34,504 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-26 11:47:34,504 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:34,504 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:34,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:34,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:34,514 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:34,615 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:34,615 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:47:34,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,617 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-26 11:47:34,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:34,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:34,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,648 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:34,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:47:34,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:34,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,672 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-26 11:47:34,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:34,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:34,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:34,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:47:34,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:34,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,724 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-26 11:47:34,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:34,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:34,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:34,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:47:34,782 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,792 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-26 11:47:34,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,794 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-26 11:47:34,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:34,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:34,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,821 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:34,822 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:34,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:34,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,861 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,866 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-26 11:47:34,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:34,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:34,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:34,883 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:34,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:34,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,902 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:34,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-26 11:47:34,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:34,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:34,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:34,934 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:34,946 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-26 11:47:34,946 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-26 11:47:34,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:34,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:34,985 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-26 11:47:34,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:34,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:34,987 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:34,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-26 11:47:35,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:35,009 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,010 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,012 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:35,012 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,029 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,050 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:35,050 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-26 11:47:35,052 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:35,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,074 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:35,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,092 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-26 11:47:35,105 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:47:35,106 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:47:35,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,140 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-26 11:47:35,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,142 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-26 11:47:35,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:35,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,160 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:35,161 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:35,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,182 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:35,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-26 11:47:35,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,203 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:35,204 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:35,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,224 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-26 11:47:35,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:35,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,242 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:35,256 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-26 11:47:35,256 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-26 11:47:35,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,298 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-26 11:47:35,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,299 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,318 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,318 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:35,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,318 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:35,319 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:35,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-26 11:47:35,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,347 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,363 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,364 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:35,364 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,364 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:35,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-26 11:47:35,365 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:35,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,386 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,404 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:35,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:35,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-26 11:47:35,416 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-26 11:47:35,416 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-26 11:47:35,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,448 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-26 11:47:35,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,449 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-26 11:47:35,471 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,471 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:35,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,471 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,473 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:35,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,494 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-26 11:47:35,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,511 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:35,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,511 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,513 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:35,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,530 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-26 11:47:35,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,548 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:35,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,549 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,549 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,561 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:47:35,561 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:47:35,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,626 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-26 11:47:35,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,628 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-26 11:47:35,647 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,647 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:35,647 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,648 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:35,650 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:35,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,676 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,695 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,695 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:35,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,695 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:35,698 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:35,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-26 11:47:35,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,728 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-26 11:47:35,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,747 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:35,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,747 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:35,763 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-26 11:47:35,763 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-26 11:47:35,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,883 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-26 11:47:35,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,885 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,901 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,902 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:35,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,902 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,903 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:35,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-26 11:47:35,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,930 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,951 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,951 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:35,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:35,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,951 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,952 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:35,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:35,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-26 11:47:35,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:35,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:35,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:35,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:35,974 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:35,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:35,998 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:35,998 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:35,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:35,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:35,999 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:35,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-26 11:47:36,008 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:47:36,009 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:47:36,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-26 11:47:36,045 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-26 11:47:36,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,046 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-26 11:47:36,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,061 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:36,061 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:36,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,062 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:36,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:36,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,087 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-26 11:47:36,090 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:36,103 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:36,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,103 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:36,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:36,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,130 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:36,149 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:36,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,149 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:36,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-26 11:47:36,164 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-26 11:47:36,165 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-26 11:47:36,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,233 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-26 11:47:36,233 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 [2023-11-26 11:47:36,233 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 [2023-11-26 11:47:36,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:36,234 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2023-11-26 11:47:36,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:36,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507661505] [2023-11-26 11:47:36,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:36,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:36,239 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:47:36,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1390591323] [2023-11-26 11:47:36,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-26 11:47:36,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:36,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,242 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2023-11-26 11:47:36,295 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-26 11:47:36,295 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-26 11:47:36,295 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:47:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:36,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:47:36,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:36,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2023-11-26 11:47:36,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:36,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627306339] [2023-11-26 11:47:36,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:36,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:36,306 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:47:36,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1012342829] [2023-11-26 11:47:36,307 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-26 11:47:36,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:36,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,321 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2023-11-26 11:47:36,359 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-26 11:47:36,359 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-26 11:47:36,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:47:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:36,364 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:47:36,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:47:36,365 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2023-11-26 11:47:36,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:47:36,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97417401] [2023-11-26 11:47:36,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:47:36,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:36,371 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 11:47:36,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1385310734] [2023-11-26 11:47:36,371 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-26 11:47:36,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 11:47:36,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,375 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2023-11-26 11:47:36,409 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-26 11:47:36,409 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-26 11:47:36,409 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 11:47:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 11:47:36,417 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 11:47:36,467 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:36,468 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:36,468 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:36,468 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:36,468 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-26 11:47:36,468 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,468 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:36,468 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:36,469 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-26 11:47:36,469 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:36,469 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:36,471 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:36,520 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:36,520 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-26 11:47:36,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,524 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,526 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:47:36,527 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:36,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-11-26 11:47:36,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,561 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-11-26 11:47:36,564 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-26 11:47:36,564 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:36,588 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-26 11:47:36,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-11-26 11:47:36,592 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:36,593 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:36,593 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:36,593 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:36,593 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:47:36,593 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,593 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:36,593 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:36,593 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Loop [2023-11-26 11:47:36,593 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:36,593 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:36,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:36,645 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:36,646 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:47:36,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,647 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:36,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:36,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-11-26 11:47:36,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:47:36,671 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,689 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-26 11:47:36,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,691 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,695 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-26 11:47:36,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:36,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,709 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:36,711 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:36,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,725 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-26 11:47:36,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,727 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-26 11:47:36,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:36,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,745 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:36,747 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:36,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,768 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-26 11:47:36,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,770 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-26 11:47:36,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:36,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,788 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:36,791 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:36,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,821 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-26 11:47:36,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,823 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,842 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:36,842 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:36,842 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,843 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:36,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-26 11:47:36,845 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:36,846 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:36,871 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-26 11:47:36,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,874 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,895 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:36,896 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:36,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,896 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:36,900 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:36,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:36,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-26 11:47:36,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:36,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-26 11:47:36,937 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-26 11:47:36,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:36,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:36,938 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:36,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:36,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-26 11:47:36,956 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:36,956 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:36,956 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:36,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:36,957 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:36,957 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:36,963 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:36,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,006 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-26 11:47:37,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,007 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,024 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:37,024 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:37,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,024 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:37,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-26 11:47:37,027 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:37,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,053 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-26 11:47:37,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,054 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-26 11:47:37,071 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:37,072 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:37,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,072 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:37,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:37,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,171 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:37,171 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:37,172 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:37,172 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:37,172 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-26 11:47:37,172 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,172 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:37,172 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:37,172 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-26 11:47:37,173 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:37,173 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:37,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:37,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:37,202 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:37,279 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:37,279 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-26 11:47:37,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,281 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,285 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:47:37,285 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:37,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-26 11:47:37,308 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-26 11:47:37,308 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: [] [2023-11-26 11:47:37,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,313 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,318 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-26 11:47:37,318 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:37,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-26 11:47:37,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,346 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,349 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-26 11:47:37,349 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-26 11:47:37,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-26 11:47:37,384 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-26 11:47:37,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,388 INFO L210 LassoAnalysis]: Preferences: [2023-11-26 11:47:37,388 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-26 11:47:37,389 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-26 11:47:37,389 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-26 11:47:37,389 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-26 11:47:37,389 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,389 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-26 11:47:37,389 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-26 11:47:37,389 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps2-both-t.c_Iteration1_Lasso [2023-11-26 11:47:37,389 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-26 11:47:37,389 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-26 11:47:37,391 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:37,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:37,426 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-26 11:47:37,489 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-26 11:47:37,489 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-26 11:47:37,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,490 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:37,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-26 11:47:37,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:37,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-26 11:47:37,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,541 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:37,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:47:37,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-26 11:47:37,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,577 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-26 11:47:37,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-26 11:47:37,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-26 11:47:37,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,623 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-26 11:47:37,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,625 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,630 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 [2023-11-26 11:47:37,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,643 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:37,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-26 11:47:37,650 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-26 11:47:37,650 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-26 11:47:37,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,673 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-26 11:47:37,678 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 [2023-11-26 11:47:37,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,691 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:37,691 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:37,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,706 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,722 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:37,722 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:37,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-26 11:47:37,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,731 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-26 11:47:37,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,733 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-26 11:47:37,736 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 [2023-11-26 11:47:37,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,747 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:37,754 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:47:37,755 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:47:37,773 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2023-11-26 11:47:37,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,777 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-26 11:47:37,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,790 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:37,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:37,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-26 11:47:37,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,796 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-26 11:47:37,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,809 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,810 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:37,811 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:37,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-26 11:47:37,819 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-26 11:47:37,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,820 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-26 11:47:37,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,835 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:37,854 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-26 11:47:37,855 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-26 11:47:37,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,894 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-26 11:47:37,897 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 [2023-11-26 11:47:37,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,908 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:37,909 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:37,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:37,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,924 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-26 11:47:37,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:37,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-26 11:47:37,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:37,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,937 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:37,938 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:37,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:37,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:37,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-26 11:47:37,943 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-26 11:47:37,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:37,944 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:37,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-26 11:47:37,959 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 [2023-11-26 11:47:37,970 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:37,970 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:37,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:37,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:37,971 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:37,978 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-26 11:47:37,978 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-26 11:47:38,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-26 11:47:38,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,009 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-26 11:47:38,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,022 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:38,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,022 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:38,023 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:38,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-26 11:47:38,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,029 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-26 11:47:38,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,042 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,042 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:38,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,043 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-26 11:47:38,044 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-26 11:47:38,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-26 11:47:38,076 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-26 11:47:38,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,078 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-26 11:47:38,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,104 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:38,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,104 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:38,115 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:47:38,115 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:47:38,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,198 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,205 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,218 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,218 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:38,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:38,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:38,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-26 11:47:38,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,243 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-26 11:47:38,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,258 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,258 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-26 11:47:38,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,259 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:38,259 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:38,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,266 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-26 11:47:38,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,268 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-26 11:47:38,272 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,284 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:38,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,284 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:38,304 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-26 11:47:38,304 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-26 11:47:38,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-26 11:47:38,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,396 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-26 11:47:38,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,410 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,410 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:38,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,411 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:38,412 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:38,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2023-11-26 11:47:38,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,422 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-26 11:47:38,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,442 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:38,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,443 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-26 11:47:38,444 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-26 11:47:38,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,476 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-26 11:47:38,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,477 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-26 11:47:38,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,495 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:38,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:38,505 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-26 11:47:38,505 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-26 11:47:38,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,553 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,569 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,570 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:38,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,570 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:38,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:38,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-26 11:47:38,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,598 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,618 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-26 11:47:38,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,618 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-26 11:47:38,619 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-26 11:47:38,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-26 11:47:38,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-26 11:47:38,624 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-26 11:47:38,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,625 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-26 11:47:38,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,643 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,643 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:38,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,643 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:38,666 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-26 11:47:38,666 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-26 11:47:38,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,766 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,785 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,786 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:38,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,786 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,786 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,786 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:38,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-26 11:47:38,787 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:38,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-26 11:47:38,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:47:38,802 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-26 11:47:38,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-26 11:47:38,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-26 11:47:38,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-26 11:47:38,822 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-26 11:47:38,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-26 11:47:38,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-26 11:47:38,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-26 11:47:38,823 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-26 11:47:38,824 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-26 11:47:38,824 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-26 11:47:38,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-26 11:47:38,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:38,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 26.11 11:47:38 BoogieIcfgContainer [2023-11-26 11:47:38,855 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-26 11:47:38,856 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 11:47:38,856 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 11:47:38,857 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 11:47:38,857 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:47:32" (3/4) ... [2023-11-26 11:47:38,860 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 11:47:38,861 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 11:47:38,862 INFO L158 Benchmark]: Toolchain (without parser) took 6856.33ms. Allocated memory was 130.0MB in the beginning and 209.7MB in the end (delta: 79.7MB). Free memory was 84.6MB in the beginning and 125.4MB in the end (delta: -40.8MB). Peak memory consumption was 40.2MB. Max. memory is 16.1GB. [2023-11-26 11:47:38,865 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 130.0MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:47:38,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.13ms. Allocated memory is still 130.0MB. Free memory was 84.4MB in the beginning and 74.9MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-26 11:47:38,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.19ms. Allocated memory is still 130.0MB. Free memory was 74.9MB in the beginning and 73.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:47:38,866 INFO L158 Benchmark]: Boogie Preprocessor took 38.20ms. Allocated memory is still 130.0MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-26 11:47:38,866 INFO L158 Benchmark]: RCFGBuilder took 367.36ms. Allocated memory is still 130.0MB. Free memory was 72.0MB in the beginning and 63.9MB in the end (delta: 8.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 11:47:38,867 INFO L158 Benchmark]: BuchiAutomizer took 6190.48ms. Allocated memory was 130.0MB in the beginning and 209.7MB in the end (delta: 79.7MB). Free memory was 63.6MB in the beginning and 125.4MB in the end (delta: -61.8MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. [2023-11-26 11:47:38,867 INFO L158 Benchmark]: Witness Printer took 5.02ms. Allocated memory is still 209.7MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:47:38,869 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 130.0MB. Free memory is still 78.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.13ms. Allocated memory is still 130.0MB. Free memory was 84.4MB in the beginning and 74.9MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.19ms. Allocated memory is still 130.0MB. Free memory was 74.9MB in the beginning and 73.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.20ms. Allocated memory is still 130.0MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 367.36ms. Allocated memory is still 130.0MB. Free memory was 72.0MB in the beginning and 63.9MB in the end (delta: 8.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 6190.48ms. Allocated memory was 130.0MB in the beginning and 209.7MB in the end (delta: 79.7MB). Free memory was 63.6MB in the beginning and 125.4MB in the end (delta: -61.8MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. * Witness Printer took 5.02ms. Allocated memory is still 209.7MB. Free memory is still 125.4MB. 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 6.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.0s. 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: 135ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;havoc main_#t~nondet0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + main_~y~0#1 * main_~y~0#1 - 2 * main_~x~0#1 + main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-26 11:47:38,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2023-11-26 11:47:39,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2023-11-26 11:47:39,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2023-11-26 11:47:39,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-26 11:47:39,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-26 11:47:39,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a719cb28-b431-43cd-8562-d0404e22ebd8/bin/uautomizer-verify-VRDe98Ueme/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