./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm1-both-nt.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_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya --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 de9b23e071ad28ec3471a6df711a8ce6d488c1e0c4f71c188ed8181e503af494 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 07:06:21,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 07:06:21,868 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-32bit-Automizer_Default.epf [2023-11-29 07:06:21,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 07:06:21,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 07:06:21,900 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 07:06:21,900 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 07:06:21,901 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 07:06:21,902 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 07:06:21,902 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 07:06:21,903 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 07:06:21,904 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 07:06:21,904 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 07:06:21,905 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 07:06:21,905 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 07:06:21,906 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 07:06:21,906 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 07:06:21,907 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 07:06:21,907 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 07:06:21,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 07:06:21,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 07:06:21,909 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 07:06:21,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 07:06:21,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 07:06:21,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 07:06:21,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 07:06:21,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 07:06:21,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 07:06:21,912 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 07:06:21,913 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 07:06:21,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 07:06:21,914 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 07:06:21,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 07:06:21,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 07:06:21,915 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 07:06:21,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 07:06:21,915 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 07:06:21,916 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 07:06:21,916 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_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de9b23e071ad28ec3471a6df711a8ce6d488c1e0c4f71c188ed8181e503af494 [2023-11-29 07:06:22,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 07:06:22,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 07:06:22,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 07:06:22,179 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 07:06:22,179 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 07:06:22,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-nla/lcm1-both-nt.c [2023-11-29 07:06:24,921 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 07:06:25,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 07:06:25,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/sv-benchmarks/c/termination-nla/lcm1-both-nt.c [2023-11-29 07:06:25,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/data/a11a400a5/3569e4be780140ef82a39e92cb7e0a9e/FLAG791ddb32e [2023-11-29 07:06:25,118 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/data/a11a400a5/3569e4be780140ef82a39e92cb7e0a9e [2023-11-29 07:06:25,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 07:06:25,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 07:06:25,124 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 07:06:25,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 07:06:25,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 07:06:25,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@764e1578 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25, skipping insertion in model container [2023-11-29 07:06:25,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 07:06:25,307 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:06:25,314 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 07:06:25,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 07:06:25,337 WARN L675 CHandler]: The function __VERIFIER_nondet_unsigned_int is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 07:06:25,345 INFO L206 MainTranslator]: Completed translation [2023-11-29 07:06:25,346 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25 WrapperNode [2023-11-29 07:06:25,346 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 07:06:25,347 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 07:06:25,347 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 07:06:25,348 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 07:06:25,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,378 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2023-11-29 07:06:25,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 07:06:25,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 07:06:25,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 07:06:25,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 07:06:25,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,391 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,392 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,398 INFO L175 MemorySlicer]: No memory access in input program. [2023-11-29 07:06:25,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,409 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 07:06:25,410 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 07:06:25,411 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 07:06:25,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 07:06:25,412 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (1/1) ... [2023-11-29 07:06:25,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:06:25,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:06:25,442 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:06:25,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 07:06:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 07:06:25,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 07:06:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2023-11-29 07:06:25,543 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 07:06:25,545 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 07:06:25,666 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 07:06:25,674 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 07:06:25,674 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-29 07:06:25,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:06:25 BoogieIcfgContainer [2023-11-29 07:06:25,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 07:06:25,676 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 07:06:25,676 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 07:06:25,679 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 07:06:25,680 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 07:06:25,680 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 07:06:25" (1/3) ... [2023-11-29 07:06:25,681 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@263f6d6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:06:25, skipping insertion in model container [2023-11-29 07:06:25,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 07:06:25,681 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:06:25" (2/3) ... [2023-11-29 07:06:25,682 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@263f6d6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 07:06:25, skipping insertion in model container [2023-11-29 07:06:25,682 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 07:06:25,682 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:06:25" (3/3) ... [2023-11-29 07:06:25,683 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm1-both-nt.c [2023-11-29 07:06:25,736 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 07:06:25,736 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 07:06:25,736 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 07:06:25,737 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 07:06:25,737 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 07:06:25,737 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 07:06:25,737 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 07:06:25,737 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 07:06:25,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 07:06:25,755 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 07:06:25,755 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 07:06:25,756 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 07:06:25,762 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 07:06:25,762 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 07:06:25,762 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 07:06:25,762 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 07:06:25,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 07:06:25,764 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 07:06:25,764 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 07:06:25,764 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 07:06:25,765 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2023-11-29 07:06:25,772 INFO L748 eck$LassoCheckResult]: Stem: 11#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 4#L33true assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 9#L55-2true [2023-11-29 07:06:25,773 INFO L750 eck$LassoCheckResult]: Loop: 9#L55-2true assume !false; 3#L44true assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 12#L47-2true assume !true; 6#L55-1true assume !true; 9#L55-2true [2023-11-29 07:06:25,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:06:25,779 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-29 07:06:25,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:06:25,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168044695] [2023-11-29 07:06:25,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:06:25,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:06:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:06:25,884 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:06:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:06:25,911 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:06:25,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:06:25,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1421558, now seen corresponding path program 1 times [2023-11-29 07:06:25,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:06:25,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281240055] [2023-11-29 07:06:25,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:06:25,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:06:25,922 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:06:25,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1913136530] [2023-11-29 07:06:25,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:06:25,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:06:25,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:06:25,927 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:06:25,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 07:06:25,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:06:25,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 07:06:25,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:06:25,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 07:06:25,985 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:06:25,985 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:06:25,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281240055] [2023-11-29 07:06:25,986 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:06:25,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1913136530] [2023-11-29 07:06:25,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1913136530] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:06:25,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:06:25,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 07:06:25,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950219328] [2023-11-29 07:06:25,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:06:25,993 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 07:06:25,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:06:26,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 07:06:26,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 07:06:26,027 INFO L87 Difference]: Start difference. First operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 07:06:26,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:06:26,034 INFO L93 Difference]: Finished difference Result 13 states and 16 transitions. [2023-11-29 07:06:26,036 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 16 transitions. [2023-11-29 07:06:26,037 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 07:06:26,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 9 states and 11 transitions. [2023-11-29 07:06:26,041 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-29 07:06:26,042 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-29 07:06:26,042 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2023-11-29 07:06:26,043 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 07:06:26,043 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-29 07:06:26,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2023-11-29 07:06:26,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2023-11-29 07:06:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 07:06:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2023-11-29 07:06:26,088 INFO L240 hiAutomatonCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-29 07:06:26,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 07:06:26,093 INFO L428 stractBuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2023-11-29 07:06:26,093 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 07:06:26,093 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2023-11-29 07:06:26,094 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2023-11-29 07:06:26,094 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 07:06:26,094 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 07:06:26,094 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 07:06:26,094 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2023-11-29 07:06:26,095 INFO L748 eck$LassoCheckResult]: Stem: 49#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 51#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 48#L55-2 [2023-11-29 07:06:26,095 INFO L750 eck$LassoCheckResult]: Loop: 48#L55-2 assume !false; 45#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 46#L47-2 assume !false; 47#L49 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 43#L55-1 assume !false; 44#L57 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 48#L55-2 [2023-11-29 07:06:26,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:06:26,096 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-11-29 07:06:26,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:06:26,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935272570] [2023-11-29 07:06:26,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:06:26,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:06:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:06:26,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:06:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:06:26,128 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:06:26,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:06:26,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1365890956, now seen corresponding path program 1 times [2023-11-29 07:06:26,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:06:26,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981400744] [2023-11-29 07:06:26,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:06:26,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:06:26,137 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:06:26,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [997535287] [2023-11-29 07:06:26,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:06:26,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:06:26,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:06:26,162 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:06:26,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 07:06:26,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:06:26,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 07:06:26,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:06:26,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 07:06:26,242 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:06:26,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:06:26,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981400744] [2023-11-29 07:06:26,243 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:06:26,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997535287] [2023-11-29 07:06:26,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [997535287] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:06:26,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:06:26,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 07:06:26,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882532208] [2023-11-29 07:06:26,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:06:26,244 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 07:06:26,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:06:26,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 07:06:26,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:06:26,246 INFO L87 Difference]: Start difference. First operand 9 states and 11 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 07:06:38,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 07:06:50,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 07:07:02,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-29 07:07:02,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:07:02,305 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2023-11-29 07:07:02,305 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 15 transitions. [2023-11-29 07:07:02,306 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-29 07:07:02,307 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 13 states and 15 transitions. [2023-11-29 07:07:02,307 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2023-11-29 07:07:02,307 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2023-11-29 07:07:02,307 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 15 transitions. [2023-11-29 07:07:02,307 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 07:07:02,307 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 15 transitions. [2023-11-29 07:07:02,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 15 transitions. [2023-11-29 07:07:02,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 11. [2023-11-29 07:07:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 10 states have internal predecessors, (13), 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) [2023-11-29 07:07:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 13 transitions. [2023-11-29 07:07:02,309 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 13 transitions. [2023-11-29 07:07:02,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 07:07:02,319 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 13 transitions. [2023-11-29 07:07:02,319 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 07:07:02,320 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 13 transitions. [2023-11-29 07:07:02,320 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2023-11-29 07:07:02,320 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 07:07:02,320 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 07:07:02,321 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 07:07:02,321 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-29 07:07:02,321 INFO L748 eck$LassoCheckResult]: Stem: 93#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 94#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 95#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 92#L55-2 [2023-11-29 07:07:02,321 INFO L750 eck$LassoCheckResult]: Loop: 92#L55-2 assume !false; 88#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 89#L47-2 assume !false; 90#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 91#L47-2 assume !false; 96#L49 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 86#L55-1 assume !false; 87#L57 assume !((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 92#L55-2 [2023-11-29 07:07:02,322 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:07:02,322 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 3 times [2023-11-29 07:07:02,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:07:02,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480217408] [2023-11-29 07:07:02,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:07:02,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:07:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:07:02,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:07:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:07:02,341 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:07:02,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:07:02,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1637427375, now seen corresponding path program 1 times [2023-11-29 07:07:02,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:07:02,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152266469] [2023-11-29 07:07:02,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:07:02,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:07:02,349 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:07:02,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [415380222] [2023-11-29 07:07:02,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:07:02,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:07:02,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:07:02,352 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:07:02,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 07:09:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:09:04,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 07:09:04,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:09:04,523 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-29 07:09:04,523 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 07:09:04,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 07:09:04,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152266469] [2023-11-29 07:09:04,523 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 07:09:04,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [415380222] [2023-11-29 07:09:04,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [415380222] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 07:09:04,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 07:09:04,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 07:09:04,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887059927] [2023-11-29 07:09:04,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 07:09:04,525 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 07:09:04,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 07:09:04,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 07:09:04,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 07:09:04,525 INFO L87 Difference]: Start difference. First operand 11 states and 13 transitions. cyclomatic complexity: 3 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2023-11-29 07:09:04,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:09:04,818 INFO L93 Difference]: Finished difference Result 9 states and 9 transitions. [2023-11-29 07:09:04,818 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 9 transitions. [2023-11-29 07:09:04,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 07:09:04,819 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 9 states and 9 transitions. [2023-11-29 07:09:04,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-29 07:09:04,819 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2023-11-29 07:09:04,819 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 9 transitions. [2023-11-29 07:09:04,820 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 07:09:04,820 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-29 07:09:04,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 9 transitions. [2023-11-29 07:09:04,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 7. [2023-11-29 07:09:04,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.0) internal successors, (7), 6 states have internal predecessors, (7), 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) [2023-11-29 07:09:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2023-11-29 07:09:04,821 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 7 transitions. [2023-11-29 07:09:04,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 07:09:04,822 INFO L428 stractBuchiCegarLoop]: Abstraction has 7 states and 7 transitions. [2023-11-29 07:09:04,822 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-29 07:09:04,822 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 7 transitions. [2023-11-29 07:09:04,823 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-29 07:09:04,823 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 07:09:04,823 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 07:09:04,823 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2023-11-29 07:09:04,823 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-29 07:09:04,824 INFO L748 eck$LassoCheckResult]: Stem: 137#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 139#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 136#L55-2 assume !false; 133#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 134#L47-2 [2023-11-29 07:09:04,824 INFO L750 eck$LassoCheckResult]: Loop: 134#L47-2 assume !false; 135#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 134#L47-2 [2023-11-29 07:09:04,824 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:09:04,824 INFO L85 PathProgramCache]: Analyzing trace with hash 28695977, now seen corresponding path program 1 times [2023-11-29 07:09:04,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:09:04,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344494278] [2023-11-29 07:09:04,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:04,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:09:04,830 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:09:04,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1985405890] [2023-11-29 07:09:04,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:04,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:09:04,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:04,832 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:09:04,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 07:09:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:04,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:09:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:04,880 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:09:04,881 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:09:04,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2023-11-29 07:09:04,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:09:04,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202762136] [2023-11-29 07:09:04,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:04,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:09:04,885 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:09:04,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [518694499] [2023-11-29 07:09:04,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:04,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:09:04,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:04,891 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:09:04,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 07:09:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:04,923 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:09:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:04,928 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:09:04,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:09:04,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1807031086, now seen corresponding path program 1 times [2023-11-29 07:09:04,929 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:09:04,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120710559] [2023-11-29 07:09:04,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:04,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:09:04,937 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:09:04,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1698479935] [2023-11-29 07:09:04,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:04,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:09:04,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:04,941 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:09:04,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 07:09:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:04,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:09:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:04,993 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:09:06,582 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 07:09:06,582 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 07:09:06,582 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 07:09:06,582 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 07:09:06,583 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 07:09:06,583 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:06,583 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 07:09:06,583 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 07:09:06,583 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-29 07:09:06,583 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 07:09:06,583 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 07:09:06,596 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:06,604 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:06,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:06,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:07,708 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 07:09:07,709 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 07:09:07,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:07,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:07,712 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:07,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 07:09:07,724 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 07:09:07,724 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:07,738 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 07:09:07,738 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 07:09:07,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 07:09:07,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:07,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:07,750 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:07,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 07:09:07,753 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 07:09:07,754 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:07,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 07:09:07,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:07,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:07,788 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:07,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 07:09:07,793 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 07:09:07,793 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:07,819 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 07:09:07,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 07:09:07,821 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 07:09:07,822 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 07:09:07,822 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 07:09:07,822 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 07:09:07,822 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 07:09:07,822 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:07,822 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 07:09:07,822 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 07:09:07,822 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-29 07:09:07,822 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 07:09:07,823 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 07:09:07,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:07,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:07,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:07,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:08,567 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 07:09:08,571 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 07:09:08,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,573 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 07:09:08,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:08,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 07:09:08,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 07:09:08,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,595 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 07:09:08,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,607 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,607 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:08,608 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 07:09:08,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 07:09:08,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,613 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 07:09:08,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:08,626 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 07:09:08,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 07:09:08,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,631 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 07:09:08,634 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 [2023-11-29 07:09:08,644 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,644 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:08,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:08,657 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 07:09:08,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 07:09:08,671 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 07:09:08,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,672 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 07:09:08,675 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:08,685 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:08,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 07:09:08,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,691 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 07:09:08,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,703 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:08,704 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:08,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 07:09:08,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,709 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 07:09:08,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,721 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:08,722 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:08,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 07:09:08,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,727 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 07:09:08,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,740 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:08,754 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 07:09:08,754 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 07:09:08,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:08,773 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 07:09:08,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,774 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 07:09:08,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,789 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:08,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:08,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 07:09:08,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,796 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 07:09:08,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,816 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:08,817 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:08,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 07:09:08,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,823 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 07:09:08,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,838 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:08,838 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:08,839 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 07:09:08,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,844 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 07:09:08,846 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,858 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:08,876 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 07:09:08,876 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 07:09:08,902 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:08,906 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 07:09:08,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,907 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-29 07:09:08,913 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,926 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:08,927 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:08,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:08,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,934 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-29 07:09:08,942 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 [2023-11-29 07:09:08,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,955 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:08,956 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:08,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,959 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2023-11-29 07:09:08,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,964 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:08,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-29 07:09:08,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:08,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:08,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:08,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:08,982 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:08,983 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:08,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:08,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:08,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-11-29 07:09:08,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:08,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:08,990 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:08,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-29 07:09:08,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:09,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,007 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:09,038 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 07:09:09,039 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 07:09:09,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:09,075 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 07:09:09,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,077 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-29 07:09:09,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,098 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,098 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,098 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:09,099 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:09,099 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-29 07:09:09,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,111 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-29 07:09:09,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,127 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,127 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,127 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:09,129 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:09,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:09,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,138 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-29 07:09:09,141 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,153 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,153 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,154 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:09,155 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:09,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-11-29 07:09:09,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,161 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-29 07:09:09,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,178 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,179 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,179 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:09,193 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 07:09:09,194 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 07:09:09,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-29 07:09:09,226 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 07:09:09,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,228 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-29 07:09:09,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,243 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,243 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:09,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,243 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,245 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:09,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-11-29 07:09:09,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,253 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-29 07:09:09,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,269 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,269 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:09,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,269 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,269 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,269 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,270 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:09,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-29 07:09:09,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,278 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-29 07:09:09,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,295 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:09,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,295 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,296 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:09,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-29 07:09:09,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,305 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-29 07:09:09,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,322 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,322 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:09,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,322 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,351 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 07:09:09,351 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 07:09:09,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-29 07:09:09,390 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 07:09:09,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,392 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-29 07:09:09,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:09,409 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:09,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-11-29 07:09:09,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,419 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-29 07:09:09,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,436 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,436 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:09,437 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:09,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-29 07:09:09,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,447 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-29 07:09:09,463 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,464 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,464 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,464 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:09,465 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:09,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-29 07:09:09,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,475 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-29 07:09:09,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,492 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,493 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:09,513 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 07:09:09,513 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 07:09:09,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-29 07:09:09,575 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 07:09:09,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,576 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-29 07:09:09,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,592 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,592 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,593 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,593 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:09,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-29 07:09:09,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,600 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-29 07:09:09,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,616 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,616 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,617 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:09,617 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2023-11-29 07:09:09,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,624 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-29 07:09:09,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,640 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:09,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-29 07:09:09,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,647 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-29 07:09:09,650 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,663 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,663 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:09,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,664 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:09,678 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 07:09:09,678 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 07:09:09,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-11-29 07:09:09,712 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 07:09:09,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,713 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-29 07:09:09,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,729 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,729 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:09,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:09,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-11-29 07:09:09,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,737 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-29 07:09:09,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,750 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,750 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:09,751 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:09,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,755 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-11-29 07:09:09,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,764 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-29 07:09:09,767 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,780 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,780 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:09,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,780 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:09,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:09,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:09,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2023-11-29 07:09:09,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:09,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,789 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-29 07:09:09,792 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:09,805 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:09,805 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:09,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:09,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:09,806 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:09,827 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-29 07:09:09,827 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-29 07:09:09,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:09,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-11-29 07:09:09,872 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-11-29 07:09:09,872 INFO L748 eck$LassoCheckResult]: Stem: 137#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 138#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1; 139#L33 assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0; 136#L55-2 assume !false; 133#L44 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296); 134#L47-2 assume !false; 135#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 134#L47-2 [2023-11-29 07:09:09,872 INFO L750 eck$LassoCheckResult]: Loop: 134#L47-2 assume !false; 135#L49 assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 134#L47-2 [2023-11-29 07:09:09,873 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:09:09,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1807031086, now seen corresponding path program 2 times [2023-11-29 07:09:09,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:09:09,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187826824] [2023-11-29 07:09:09,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:09,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:09:09,879 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:09:09,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2055745087] [2023-11-29 07:09:09,879 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 07:09:09,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:09:09,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,880 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2023-11-29 07:09:09,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 07:09:09,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 07:09:09,915 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:09:09,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:09,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:09:09,932 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:09:09,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 2 times [2023-11-29 07:09:09,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:09:09,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639582314] [2023-11-29 07:09:09,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:09,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:09:09,936 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:09:09,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [673444442] [2023-11-29 07:09:09,936 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 07:09:09,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:09:09,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,939 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2023-11-29 07:09:09,977 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 07:09:09,978 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 07:09:09,978 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:09:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:09,982 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:09:09,983 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:09:09,983 INFO L85 PathProgramCache]: Analyzing trace with hash 1390087027, now seen corresponding path program 3 times [2023-11-29 07:09:09,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 07:09:09,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630944162] [2023-11-29 07:09:09,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:09:09,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 07:09:09,990 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 07:09:09,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1181658660] [2023-11-29 07:09:09,990 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 07:09:09,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 07:09:09,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:09,992 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 07:09:09,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2023-11-29 07:09:10,428 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2023-11-29 07:09:10,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 07:09:10,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 07:09:12,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 07:09:12,480 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 07:09:39,041 WARN L293 SmtUtils]: Spent 26.39s on a formula simplification. DAG size of input: 34 DAG size of output: 27 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-29 07:09:39,091 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 07:09:39,091 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 07:09:39,091 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 07:09:39,091 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 07:09:39,091 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-11-29 07:09:39,091 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:39,092 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 07:09:39,092 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 07:09:39,092 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-29 07:09:39,092 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 07:09:39,092 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 07:09:39,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:39,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:39,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:39,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:40,071 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 07:09:40,071 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-11-29 07:09:40,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:40,072 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:40,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-11-29 07:09:40,076 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 07:09:40,076 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:40,088 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 07:09:40,088 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 07:09:40,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2023-11-29 07:09:40,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:40,091 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:40,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2023-11-29 07:09:40,093 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 07:09:40,094 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:40,105 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 07:09:40,105 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 07:09:40,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2023-11-29 07:09:40,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:40,109 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:40,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2023-11-29 07:09:40,111 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 07:09:40,111 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:40,123 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-11-29 07:09:40,123 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret1#1=0} Honda state: {ULTIMATE.start_main_#t~ret1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-11-29 07:09:40,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2023-11-29 07:09:40,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:40,126 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:40,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2023-11-29 07:09:40,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-11-29 07:09:40,128 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:40,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2023-11-29 07:09:40,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:40,148 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:40,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2023-11-29 07:09:40,150 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-11-29 07:09:40,150 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-11-29 07:09:40,170 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-11-29 07:09:40,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-11-29 07:09:40,172 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 07:09:40,172 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 07:09:40,172 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 07:09:40,172 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 07:09:40,173 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 07:09:40,173 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,173 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 07:09:40,173 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 07:09:40,173 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm1-both-nt.c_Iteration4_Lasso [2023-11-29 07:09:40,173 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 07:09:40,173 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 07:09:40,174 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:40,177 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:40,204 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:40,206 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 07:09:40,953 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 07:09:40,953 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 07:09:40,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:40,954 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:40,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2023-11-29 07:09:40,956 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:40,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:40,966 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:40,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:40,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:40,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:40,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 07:09:40,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:40,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:40,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:40,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:40,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:40,971 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:40,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2023-11-29 07:09:40,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:40,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:40,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:40,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:40,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:40,989 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:40,989 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 07:09:41,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,004 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2023-11-29 07:09:41,006 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:41,019 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 07:09:41,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-11-29 07:09:41,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,025 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2023-11-29 07:09:41,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 07:09:41,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 07:09:41,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-11-29 07:09:41,044 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-11-29 07:09:41,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,045 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2023-11-29 07:09:41,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,059 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,060 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,060 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:41,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,062 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2023-11-29 07:09:41,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,065 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2023-11-29 07:09:41,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,078 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,078 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,087 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 07:09:41,087 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 07:09:41,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2023-11-29 07:09:41,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,110 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2023-11-29 07:09:41,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,122 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,123 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:41,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,128 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2023-11-29 07:09:41,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,141 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,141 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:41,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,145 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-11-29 07:09:41,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,146 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2023-11-29 07:09:41,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,159 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,159 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2023-11-29 07:09:41,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,170 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2023-11-29 07:09:41,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,195 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 07:09:41,195 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 07:09:41,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2023-11-29 07:09:41,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,221 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2023-11-29 07:09:41,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,233 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,233 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,239 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2023-11-29 07:09:41,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,251 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,251 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,251 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,251 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,251 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,252 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,252 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,256 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-11-29 07:09:41,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,257 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2023-11-29 07:09:41,259 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,272 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,273 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:41,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,279 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2023-11-29 07:09:41,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,295 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,308 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 07:09:41,308 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 07:09:41,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2023-11-29 07:09:41,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,343 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2023-11-29 07:09:41,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,362 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,363 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:41,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2023-11-29 07:09:41,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,370 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2023-11-29 07:09:41,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 07:09:41,385 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,385 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,385 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:41,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2023-11-29 07:09:41,392 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-11-29 07:09:41,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,394 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2023-11-29 07:09:41,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,408 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,408 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,408 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:41,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2023-11-29 07:09:41,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,415 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2023-11-29 07:09:41,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,428 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,428 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,428 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,438 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-11-29 07:09:41,439 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-11-29 07:09:41,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2023-11-29 07:09:41,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,464 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2023-11-29 07:09:41,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,487 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,488 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,488 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,489 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:41,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2023-11-29 07:09:41,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,496 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2023-11-29 07:09:41,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,512 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,512 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,512 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,513 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-11-29 07:09:41,513 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-11-29 07:09:41,513 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2023-11-29 07:09:41,519 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-11-29 07:09:41,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,521 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2023-11-29 07:09:41,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,536 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,536 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:41,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,537 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,538 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2023-11-29 07:09:41,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,546 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2023-11-29 07:09:41,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,563 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,563 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:41,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,563 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,577 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 07:09:41,577 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 07:09:41,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2023-11-29 07:09:41,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,622 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2023-11-29 07:09:41,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,638 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,638 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:41,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,639 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,640 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,644 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2023-11-29 07:09:41,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,648 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2023-11-29 07:09:41,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,666 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-11-29 07:09:41,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,666 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,668 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2023-11-29 07:09:41,675 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-11-29 07:09:41,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,676 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2023-11-29 07:09:41,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,691 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,691 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:41,691 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,691 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,692 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:41,692 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2023-11-29 07:09:41,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,701 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2023-11-29 07:09:41,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,715 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:41,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,715 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,731 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-11-29 07:09:41,732 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-11-29 07:09:41,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,783 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2023-11-29 07:09:41,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,796 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,796 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:41,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,796 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,797 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:41,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:41,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,807 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2023-11-29 07:09:41,809 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 [2023-11-29 07:09:41,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,820 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:41,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,821 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-11-29 07:09:41,822 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-11-29 07:09:41,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2023-11-29 07:09:41,832 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-11-29 07:09:41,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,833 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2023-11-29 07:09:41,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,850 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2023-11-29 07:09:41,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,858 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2023-11-29 07:09:41,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,874 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,874 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,875 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,888 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-11-29 07:09:41,888 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-11-29 07:09:41,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2023-11-29 07:09:41,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,915 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2023-11-29 07:09:41,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,928 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,928 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,928 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,933 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2023-11-29 07:09:41,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,934 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2023-11-29 07:09:41,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,946 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,946 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-11-29 07:09:41,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-11-29 07:09:41,947 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-11-29 07:09:41,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2023-11-29 07:09:41,951 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-11-29 07:09:41,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,952 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2023-11-29 07:09:41,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,965 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:41,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:41,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,965 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:41,966 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:41,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:41,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:41,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2023-11-29 07:09:41,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:41,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:41,973 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:41,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2023-11-29 07:09:41,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:41,986 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:41,986 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:41,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:41,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:41,986 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:42,004 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2023-11-29 07:09:42,004 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-11-29 07:09:42,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:42,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2023-11-29 07:09:42,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:42,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:42,046 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:42,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2023-11-29 07:09:42,049 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 [2023-11-29 07:09:42,061 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:42,062 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:42,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:42,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:42,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:42,062 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:42,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:42,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:42,066 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:42,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:42,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 07:09:42,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 07:09:42,071 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 07:09:42,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2023-11-29 07:09:42,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 07:09:42,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-11-29 07:09:42,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-11-29 07:09:42,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 07:09:42,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 07:09:42,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 07:09:42,086 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-11-29 07:09:42,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 07:09:42,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 07:09:42,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 07:09:42,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2023-11-29 07:09:42,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 07:09:42 BoogieIcfgContainer [2023-11-29 07:09:42,099 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 07:09:42,100 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 07:09:42,100 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 07:09:42,100 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 07:09:42,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 07:06:25" (3/4) ... [2023-11-29 07:09:42,102 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 07:09:42,102 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 07:09:42,103 INFO L158 Benchmark]: Toolchain (without parser) took 196980.51ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 89.6MB in the beginning and 60.5MB in the end (delta: 29.2MB). Peak memory consumption was 62.6MB. Max. memory is 16.1GB. [2023-11-29 07:09:42,103 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 121.6MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 07:09:42,103 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.70ms. Allocated memory is still 121.6MB. Free memory was 89.6MB in the beginning and 79.6MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 07:09:42,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.52ms. Allocated memory is still 121.6MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 07:09:42,104 INFO L158 Benchmark]: Boogie Preprocessor took 30.36ms. Allocated memory is still 121.6MB. Free memory was 78.5MB in the beginning and 77.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 07:09:42,104 INFO L158 Benchmark]: RCFGBuilder took 264.94ms. Allocated memory is still 121.6MB. Free memory was 77.0MB in the beginning and 67.0MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 07:09:42,105 INFO L158 Benchmark]: BuchiAutomizer took 196423.19ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 67.0MB in the beginning and 61.5MB in the end (delta: 5.5MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2023-11-29 07:09:42,105 INFO L158 Benchmark]: Witness Printer took 2.83ms. Allocated memory is still 153.1MB. Free memory was 61.5MB in the beginning and 60.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 07:09:42,106 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 121.6MB. Free memory is still 70.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.70ms. Allocated memory is still 121.6MB. Free memory was 89.6MB in the beginning and 79.6MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.52ms. Allocated memory is still 121.6MB. Free memory was 79.6MB in the beginning and 78.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.36ms. Allocated memory is still 121.6MB. Free memory was 78.5MB in the beginning and 77.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 264.94ms. Allocated memory is still 121.6MB. Free memory was 77.0MB in the beginning and 67.0MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 196423.19ms. Allocated memory was 121.6MB in the beginning and 153.1MB in the end (delta: 31.5MB). Free memory was 67.0MB in the beginning and 61.5MB in the end (delta: 5.5MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Witness Printer took 2.83ms. Allocated memory is still 153.1MB. Free memory was 61.5MB in the beginning and 60.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (3 trivial, 0 deterministic, 0 nondeterministic) and one module whose termination is unknown.3 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 196.3s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 159.8s. Construction of modules took 36.3s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 0. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations. 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: 3 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 36.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 36.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 30 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI3 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital61 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div349 bol100 ite100 ukn100 eq153 hnf95 smp46 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 70ms VariablesStem: 10 VariablesLoop: 8 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 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~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := main_#t~ret0#1;havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := main_#t~ret1#1;havoc main_#t~ret1#1;" "assume !(((main_~a~0#1 % 4294967296 < 1 || main_~b~0#1 % 4294967296 < 1) || main_~a~0#1 % 4294967296 > 65535) || main_~b~0#1 % 4294967296 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := 0;" "assume !false;" "assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);" "assume !false;" "assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" Loop: "assume !false;" "assume !!((main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1) % 4294967296 == main_~a~0#1 * main_~b~0#1 % 4294967296);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2023-11-29 07:09:42,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Ended with exit code 0 [2023-11-29 07:09:42,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2023-11-29 07:09:42,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:42,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 07:09:42,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 07:09:43,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:43,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 07:09:43,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:43,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 07:09:43,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c95bc405-cf86-4d71-b650-13f6f1582631/bin/uautomizer-verify-BQ2R08f2Ya/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