./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b 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_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d23b84347ad8f89b884566eade2030749c1dbcf7e12f4141b44403af4e899f5c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:58:53,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:58:53,276 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:58:53,285 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:58:53,288 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:58:53,329 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:58:53,331 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:58:53,332 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:58:53,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:58:53,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:58:53,341 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:58:53,341 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:58:53,342 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:58:53,344 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:58:53,344 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:58:53,345 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:58:53,345 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:58:53,346 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:58:53,347 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:58:53,347 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:58:53,348 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:58:53,349 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:58:53,349 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:58:53,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:58:53,350 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:58:53,350 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:58:53,351 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:58:53,351 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:58:53,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:58:53,352 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:58:53,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:58:53,354 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:58:53,355 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:58:53,355 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_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d23b84347ad8f89b884566eade2030749c1dbcf7e12f4141b44403af4e899f5c [2023-11-06 22:58:53,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:58:53,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:58:53,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:58:53,724 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:58:53,725 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:58:53,726 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2023-11-06 22:58:56,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:58:57,223 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:58:57,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/sv-benchmarks/c/termination-memory-alloca/Avery-2006FLOPS-Tabel1_true-alloca.i [2023-11-06 22:58:57,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/data/30e7aba90/b0ca5ee5166f4ee797a927862ec0b9db/FLAG0fcb9ac42 [2023-11-06 22:58:57,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/data/30e7aba90/b0ca5ee5166f4ee797a927862ec0b9db [2023-11-06 22:58:57,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:58:57,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:58:57,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:57,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:58:57,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:58:57,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1761ca6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57, skipping insertion in model container [2023-11-06 22:58:57,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,352 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:58:57,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:57,700 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:58:57,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:58:57,810 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:58:57,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57 WrapperNode [2023-11-06 22:58:57,810 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:58:57,812 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:57,812 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:58:57,812 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:58:57,821 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,890 INFO L138 Inliner]: procedures = 111, calls = 38, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 109 [2023-11-06 22:58:57,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:58:57,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:58:57,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:58:57,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:58:57,901 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,911 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,921 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,941 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:58:57,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:58:57,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:58:57,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:58:57,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (1/1) ... [2023-11-06 22:58:57,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:58:57,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:58:57,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:58:58,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:58:58,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:58:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:58:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:58:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:58:58,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:58:58,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:58:58,149 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:58:58,151 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:58:58,463 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:58:58,470 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:58:58,483 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:58:58,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:58 BoogieIcfgContainer [2023-11-06 22:58:58,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:58:58,494 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:58:58,494 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:58:58,499 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:58:58,505 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:58:58,505 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:58:57" (1/3) ... [2023-11-06 22:58:58,506 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66b9c442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:58:58, skipping insertion in model container [2023-11-06 22:58:58,507 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:58:58,507 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:58:57" (2/3) ... [2023-11-06 22:58:58,507 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@66b9c442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:58:58, skipping insertion in model container [2023-11-06 22:58:58,509 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:58:58,510 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:58" (3/3) ... [2023-11-06 22:58:58,512 INFO L332 chiAutomizerObserver]: Analyzing ICFG Avery-2006FLOPS-Tabel1_true-alloca.i [2023-11-06 22:58:58,588 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:58:58,588 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:58:58,588 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:58:58,588 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:58:58,589 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:58:58,589 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:58:58,589 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:58:58,590 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:58:58,594 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:58:58,614 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 22:58:58,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:58:58,615 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:58:58,622 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-06 22:58:58,623 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 22:58:58,623 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:58:58,623 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:58:58,625 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2023-11-06 22:58:58,626 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:58:58,626 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:58:58,626 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2023-11-06 22:58:58,627 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 22:58:58,636 INFO L748 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet22#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem10#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0; 3#L556true assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0; 6#L556-2true assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1; 5#L559-3true [2023-11-06 22:58:58,637 INFO L750 eck$LassoCheckResult]: Loop: 5#L559-3true call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 7#L559-1true assume !!(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1;call subxy_#t~mem11#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post12#1 := subxy_#t~mem11#1;call write~int(subxy_#t~post12#1 - 1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem11#1;havoc subxy_#t~post12#1;call subxy_#t~mem13#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post14#1 := subxy_#t~mem13#1;call write~int(1 + subxy_#t~post14#1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem13#1;havoc subxy_#t~post14#1; 5#L559-3true [2023-11-06 22:58:58,643 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:58,643 INFO L85 PathProgramCache]: Analyzing trace with hash 925673, now seen corresponding path program 1 times [2023-11-06 22:58:58,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:58,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007343372] [2023-11-06 22:58:58,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:58,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:58,987 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:59,076 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:59,079 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:59,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1542, now seen corresponding path program 1 times [2023-11-06 22:58:59,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:59,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003781641] [2023-11-06 22:58:59,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:59,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:59,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:59,096 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:59,107 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:58:59,109 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:58:59,109 INFO L85 PathProgramCache]: Analyzing trace with hash 889572334, now seen corresponding path program 1 times [2023-11-06 22:58:59,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:58:59,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134554631] [2023-11-06 22:58:59,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:58:59,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:58:59,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:59,177 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:58:59,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:58:59,242 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:59:01,913 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:59:01,914 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:59:01,914 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:59:01,914 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:59:01,915 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:59:01,915 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:01,915 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:59:01,915 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:59:01,915 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration1_Lasso [2023-11-06 22:59:01,915 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:59:01,916 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:59:01,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,949 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,972 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,980 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,984 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,989 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,993 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:01,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:02,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:02,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,071 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,077 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:03,671 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:59:03,675 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:59:03,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:03,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:03,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:03,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:03,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:59:03,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:03,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:03,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:03,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:03,734 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:03,736 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:03,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:03,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:03,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:03,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:03,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:03,777 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:03,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:59:03,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:03,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:03,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:03,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:03,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:03,804 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:03,804 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:03,815 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:03,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:03,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:03,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:03,826 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:03,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:03,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:59:03,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:03,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:03,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:03,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:03,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:03,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:03,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:03,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:03,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:03,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:03,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:03,873 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:03,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:03,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:59:03,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:03,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:03,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:03,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:03,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:03,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:03,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:03,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:03,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:03,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:03,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:03,914 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:03,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:03,935 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:03,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:03,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:03,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:03,936 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:03,936 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:03,936 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:03,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:59:03,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:03,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:03,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:03,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:03,966 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:03,973 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 [2023-11-06 22:59:03,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:03,986 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:03,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:03,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:03,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:03,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:03,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:03,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:59:04,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,021 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:59:04,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,063 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:59:04,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,083 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,083 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,083 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,100 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:59:04,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,133 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,174 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:59:04,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,226 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:59:04,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,271 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:59:04,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,294 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,321 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,334 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:59:04,354 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,354 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,356 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,356 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,389 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:59:04,397 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 [2023-11-06 22:59:04,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-06 22:59:04,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,418 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:59:04,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,444 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,464 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,487 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:59:04,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,514 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:59:04,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,540 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,566 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:59:04,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:04,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:04,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:04,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,606 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:59:04,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,641 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,653 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,654 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:59:04,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,694 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:59:04,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,736 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,741 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:59:04,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,766 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,783 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:59:04,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,808 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,812 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:59:04,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:04,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:04,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:04,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,855 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,861 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 [2023-11-06 22:59:04,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:04,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:04,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:04,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:04,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:59:04,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:04,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:04,904 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:59:04,926 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-11-06 22:59:04,927 INFO L444 ModelExtractionUtils]: 5 out of 22 variables were initially zero. Simplification set additionally 15 variables to zero. [2023-11-06 22:59:04,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:04,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:04,959 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:04,961 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:59:04,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 22:59:04,989 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:59:04,989 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:59:04,989 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) ULTIMATE.start_subxy_~i~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) ULTIMATE.start_subxy_~i~0#1.offset)_1 Supporting invariants [] [2023-11-06 22:59:04,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:05,175 INFO L156 tatePredicateManager]: 35 out of 36 supporting invariants were superfluous and have been removed [2023-11-06 22:59:05,209 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:05,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-06 22:59:05,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:05,330 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 202 treesize of output 198 [2023-11-06 22:59:05,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-11-06 22:59:05,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:05,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-06 22:59:05,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:05,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:59:05,491 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2023-11-06 22:59:05,494 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 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 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:05,629 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 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 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 43 transitions. Complement of second has 9 states. [2023-11-06 22:59:05,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-06 22:59:05,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:05,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 25 transitions. [2023-11-06 22:59:05,648 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 4 letters. Loop has 2 letters. [2023-11-06 22:59:05,649 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:05,649 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 6 letters. Loop has 2 letters. [2023-11-06 22:59:05,650 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:05,650 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 4 letters. Loop has 4 letters. [2023-11-06 22:59:05,651 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:05,652 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 43 transitions. [2023-11-06 22:59:05,658 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 22:59:05,663 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 12 states and 15 transitions. [2023-11-06 22:59:05,664 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2023-11-06 22:59:05,665 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2023-11-06 22:59:05,666 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2023-11-06 22:59:05,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:59:05,666 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2023-11-06 22:59:05,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2023-11-06 22:59:05,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 10. [2023-11-06 22:59:05,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 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) [2023-11-06 22:59:05,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2023-11-06 22:59:05,704 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 13 transitions. [2023-11-06 22:59:05,704 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2023-11-06 22:59:05,705 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:59:05,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2023-11-06 22:59:05,707 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 22:59:05,707 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:59:05,708 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:59:05,708 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2023-11-06 22:59:05,709 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 22:59:05,709 INFO L748 eck$LassoCheckResult]: Stem: 251#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 252#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet22#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem10#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0; 243#L556 assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0; 244#L556-2 assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1; 245#L559-3 call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 247#L559-1 assume !(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1; 250#L563-2 [2023-11-06 22:59:05,710 INFO L750 eck$LassoCheckResult]: Loop: 250#L563-2 call subxy_#t~mem15#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);call subxy_#t~mem16#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4); 249#L563 assume !!(subxy_#t~mem15#1 < subxy_#t~mem16#1);havoc subxy_#t~mem15#1;havoc subxy_#t~mem16#1;call subxy_#t~mem17#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post18#1 := subxy_#t~mem17#1;call write~int(1 + subxy_#t~post18#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem17#1;havoc subxy_#t~post18#1;call subxy_#t~mem19#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post20#1 := subxy_#t~mem19#1;call write~int(subxy_#t~post20#1 - 1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem19#1;havoc subxy_#t~post20#1; 250#L563-2 [2023-11-06 22:59:05,712 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:05,712 INFO L85 PathProgramCache]: Analyzing trace with hash 889572332, now seen corresponding path program 1 times [2023-11-06 22:59:05,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:59:05,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303466497] [2023-11-06 22:59:05,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:05,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:59:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:06,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:59:06,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:59:06,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303466497] [2023-11-06 22:59:06,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303466497] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:59:06,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:59:06,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:59:06,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596684902] [2023-11-06 22:59:06,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:59:06,389 INFO L753 eck$LassoCheckResult]: stem already infeasible [2023-11-06 22:59:06,390 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:06,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2023-11-06 22:59:06,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:59:06,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532625837] [2023-11-06 22:59:06,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:06,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:59:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:59:06,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,420 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:59:06,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:59:06,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:59:06,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:59:06,604 INFO L87 Difference]: Start difference. First operand 10 states and 13 transitions. cyclomatic complexity: 5 Second operand has 6 states, 5 states have (on average 1.2) internal successors, (6), 6 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) [2023-11-06 22:59:06,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:59:06,714 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2023-11-06 22:59:06,714 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2023-11-06 22:59:06,715 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 22:59:06,716 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 11 states and 13 transitions. [2023-11-06 22:59:06,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2023-11-06 22:59:06,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2023-11-06 22:59:06,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 13 transitions. [2023-11-06 22:59:06,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2023-11-06 22:59:06,717 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 13 transitions. [2023-11-06 22:59:06,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 13 transitions. [2023-11-06 22:59:06,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 10. [2023-11-06 22:59:06,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.2) internal successors, (12), 9 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:06,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 12 transitions. [2023-11-06 22:59:06,720 INFO L240 hiAutomatonCegarLoop]: Abstraction has 10 states and 12 transitions. [2023-11-06 22:59:06,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:59:06,722 INFO L428 stractBuchiCegarLoop]: Abstraction has 10 states and 12 transitions. [2023-11-06 22:59:06,722 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-06 22:59:06,722 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 12 transitions. [2023-11-06 22:59:06,723 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2023-11-06 22:59:06,724 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:59:06,724 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:59:06,725 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-06 22:59:06,725 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2023-11-06 22:59:06,725 INFO L748 eck$LassoCheckResult]: Stem: 286#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 287#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~nondet23#1, main_#t~ret24#1, main_~x~0#1, main_~y~0#1;havoc main_#t~nondet22#1;main_~x~0#1 := main_#t~nondet22#1;havoc main_#t~nondet22#1;havoc main_#t~nondet23#1;main_~y~0#1 := main_#t~nondet23#1;havoc main_#t~nondet23#1;assume { :begin_inline_subxy } true;subxy_#in~x#1, subxy_#in~y#1 := main_~x~0#1, main_~y~0#1;havoc subxy_#res#1;havoc subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset, subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset, subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset, subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset, subxy_#t~mem6#1, subxy_#t~mem7#1, subxy_#t~mem8#1, subxy_#t~short9#1, subxy_#t~mem11#1, subxy_#t~post12#1, subxy_#t~mem13#1, subxy_#t~post14#1, subxy_#t~mem10#1, subxy_#t~mem17#1, subxy_#t~post18#1, subxy_#t~mem19#1, subxy_#t~post20#1, subxy_#t~mem15#1, subxy_#t~mem16#1, subxy_#t~mem21#1, subxy_~x#1, subxy_~y#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, subxy_~z~0#1.base, subxy_~z~0#1.offset, subxy_~i~0#1.base, subxy_~i~0#1.offset;subxy_~x#1 := subxy_#in~x#1;subxy_~y#1 := subxy_#in~y#1;call subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset := subxy_#t~malloc2#1.base, subxy_#t~malloc2#1.offset;call subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset := subxy_#t~malloc3#1.base, subxy_#t~malloc3#1.offset;call subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);subxy_~z~0#1.base, subxy_~z~0#1.offset := subxy_#t~malloc4#1.base, subxy_#t~malloc4#1.offset;call subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);subxy_~i~0#1.base, subxy_~i~0#1.offset := subxy_#t~malloc5#1.base, subxy_#t~malloc5#1.offset;call write~int(subxy_~x#1, subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_~y#1, subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);call write~int(0, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);call subxy_#t~mem6#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);call write~int(subxy_#t~mem6#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem6#1;call subxy_#t~mem7#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem7#1 <= 0; 280#L556 assume !subxy_#t~short9#1;call subxy_#t~mem8#1 := read~int(subxy_~x_ref~0#1.base, subxy_~x_ref~0#1.offset, 4);subxy_#t~short9#1 := subxy_#t~mem8#1 <= 0; 281#L556-2 assume !subxy_#t~short9#1;havoc subxy_#t~mem7#1;havoc subxy_#t~mem8#1;havoc subxy_#t~short9#1; 282#L559-3 call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 283#L559-1 assume !!(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1;call subxy_#t~mem11#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post12#1 := subxy_#t~mem11#1;call write~int(subxy_#t~post12#1 - 1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem11#1;havoc subxy_#t~post12#1;call subxy_#t~mem13#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post14#1 := subxy_#t~mem13#1;call write~int(1 + subxy_#t~post14#1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem13#1;havoc subxy_#t~post14#1; 284#L559-3 call subxy_#t~mem10#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4); 285#L559-1 assume !(subxy_#t~mem10#1 > 0);havoc subxy_#t~mem10#1; 289#L563-2 [2023-11-06 22:59:06,725 INFO L750 eck$LassoCheckResult]: Loop: 289#L563-2 call subxy_#t~mem15#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);call subxy_#t~mem16#1 := read~int(subxy_~y_ref~0#1.base, subxy_~y_ref~0#1.offset, 4); 288#L563 assume !!(subxy_#t~mem15#1 < subxy_#t~mem16#1);havoc subxy_#t~mem15#1;havoc subxy_#t~mem16#1;call subxy_#t~mem17#1 := read~int(subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);subxy_#t~post18#1 := subxy_#t~mem17#1;call write~int(1 + subxy_#t~post18#1, subxy_~i~0#1.base, subxy_~i~0#1.offset, 4);havoc subxy_#t~mem17#1;havoc subxy_#t~post18#1;call subxy_#t~mem19#1 := read~int(subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);subxy_#t~post20#1 := subxy_#t~mem19#1;call write~int(subxy_#t~post20#1 - 1, subxy_~z~0#1.base, subxy_~z~0#1.offset, 4);havoc subxy_#t~mem19#1;havoc subxy_#t~post20#1; 289#L563-2 [2023-11-06 22:59:06,726 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:06,726 INFO L85 PathProgramCache]: Analyzing trace with hash 180521649, now seen corresponding path program 1 times [2023-11-06 22:59:06,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:59:06,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674836159] [2023-11-06 22:59:06,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:06,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:59:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:59:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,838 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:59:06,838 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:06,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 2 times [2023-11-06 22:59:06,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:59:06,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833846261] [2023-11-06 22:59:06,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:06,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:59:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:59:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:59:06,855 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:06,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1682613814, now seen corresponding path program 1 times [2023-11-06 22:59:06,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:59:06,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522892516] [2023-11-06 22:59:06,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:59:06,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:59:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:59:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:59:06,965 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:59:09,621 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:59:09,622 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:59:09,622 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:59:09,622 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:59:09,622 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:59:09,622 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:09,622 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:59:09,622 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:59:09,623 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-2006FLOPS-Tabel1_true-alloca.i_Iteration3_Lasso [2023-11-06 22:59:09,623 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:59:09,623 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:59:09,627 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,630 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,633 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:09,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,239 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,242 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,252 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,258 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,272 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,278 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,281 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,283 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,285 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,288 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,290 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:11,294 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:59:12,084 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:59:12,084 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:59:12,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,096 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 22:59:12,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:12,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:12,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:12,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2023-11-06 22:59:12,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,120 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-11-06 22:59:12,124 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:12,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:12,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:12,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:12,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,140 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-11-06 22:59:12,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:12,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:12,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:12,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2023-11-06 22:59:12,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,159 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-11-06 22:59:12,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:12,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:12,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:12,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:12,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,178 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-11-06 22:59:12,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:12,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:12,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:12,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2023-11-06 22:59:12,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,212 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-11-06 22:59:12,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,233 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2023-11-06 22:59:12,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,241 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-11-06 22:59:12,243 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,280 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-11-06 22:59:12,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,285 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,289 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-11-06 22:59:12,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:59:12,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:59:12,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:59:12,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:12,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,310 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-11-06 22:59:12,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,325 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,325 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-11-06 22:59:12,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,336 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-11-06 22:59:12,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2023-11-06 22:59:12,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,372 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-11-06 22:59:12,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2023-11-06 22:59:12,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,409 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-11-06 22:59:12,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,425 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,425 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2023-11-06 22:59:12,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,434 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-11-06 22:59:12,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:12,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,466 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-11-06 22:59:12,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,484 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,484 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-11-06 22:59:12,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,512 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-11-06 22:59:12,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,536 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,536 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:12,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,589 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,597 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 [2023-11-06 22:59:12,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-11-06 22:59:12,612 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,612 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:12,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,637 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2023-11-06 22:59:12,650 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,650 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:59:12,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:12,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,689 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,697 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:59:12,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2023-11-06 22:59:12,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:59:12,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:59:12,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:59:12,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:59:12,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:59:12,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:59:12,764 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:59:12,793 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2023-11-06 22:59:12,793 INFO L444 ModelExtractionUtils]: 21 out of 34 variables were initially zero. Simplification set additionally 10 variables to zero. [2023-11-06 22:59:12,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:59:12,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:59:12,795 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:59:12,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2023-11-06 22:59:12,799 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:59:12,826 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:59:12,826 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:59:12,826 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) 0)_2, v_rep(select (select #memory_int ULTIMATE.start_subxy_~y_ref~0#1.base) ULTIMATE.start_subxy_~y_ref~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~i~0#1.base) 0)_2 + 1*v_rep(select (select #memory_int ULTIMATE.start_subxy_~y_ref~0#1.base) ULTIMATE.start_subxy_~y_ref~0#1.offset)_1 Supporting invariants [] [2023-11-06 22:59:12,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:13,036 INFO L156 tatePredicateManager]: 35 out of 37 supporting invariants were superfluous and have been removed [2023-11-06 22:59:13,043 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base] could not be translated [2023-11-06 22:59:13,044 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][0] could not be translated [2023-11-06 22:59:13,072 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:13,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:13,115 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:59:13,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:13,214 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:13,220 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 46 [2023-11-06 22:59:13,227 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:13,228 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-06 22:59:13,234 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-06 22:59:13,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:59:13,249 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2023-11-06 22:59:13,276 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2023-11-06 22:59:13,834 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:59:13,835 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 84 [2023-11-06 22:59:13,843 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 71 [2023-11-06 22:59:13,851 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 62 [2023-11-06 22:59:13,898 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:59:13,906 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:59:13,913 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-06 22:59:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:13,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:59:13,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:59:14,009 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2023-11-06 22:59:14,010 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:14,118 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 14 transitions. Complement of second has 6 states. [2023-11-06 22:59:14,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-06 22:59:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:14,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2023-11-06 22:59:14,120 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-06 22:59:14,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:14,120 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-06 22:59:14,152 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:14,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2023-11-06 22:59:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:14,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:59:14,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:14,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:59:14,323 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2023-11-06 22:59:14,339 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2023-11-06 22:59:14,363 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:14,367 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 46 [2023-11-06 22:59:14,374 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:14,379 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-06 22:59:14,384 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-06 22:59:26,579 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:59:26,580 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 84 [2023-11-06 22:59:26,588 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 71 [2023-11-06 22:59:26,603 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 62 [2023-11-06 22:59:26,655 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:59:26,666 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:59:26,671 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-06 22:59:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:26,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:59:26,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:26,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:59:26,792 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2023-11-06 22:59:26,792 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:26,922 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 14 transitions. Complement of second has 6 states. [2023-11-06 22:59:26,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-06 22:59:26,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:26,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2023-11-06 22:59:26,926 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-06 22:59:26,926 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:26,927 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-06 22:59:26,973 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:27,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:59:27,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:27,129 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:27,134 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 46 [2023-11-06 22:59:27,150 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 49 [2023-11-06 22:59:27,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:59:27,182 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2023-11-06 22:59:27,194 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2023-11-06 22:59:39,730 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:59:39,731 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 151 treesize of output 135 [2023-11-06 22:59:39,742 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 58 [2023-11-06 22:59:39,761 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 48 [2023-11-06 22:59:39,778 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2023-11-06 22:59:39,812 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:59:39,821 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-06 22:59:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:39,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:59:39,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:39,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:59:39,969 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2023-11-06 22:59:39,969 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:40,185 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 14 transitions. Complement of second has 5 states. [2023-11-06 22:59:40,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-06 22:59:40,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2023-11-06 22:59:40,188 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-06 22:59:40,188 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:40,188 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-06 22:59:40,234 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:40,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:40,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:59:40,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:40,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:59:40,400 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2023-11-06 22:59:40,413 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2023-11-06 22:59:40,432 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:40,436 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 46 [2023-11-06 22:59:40,443 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:40,444 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-06 22:59:40,449 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-06 22:59:41,385 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-06 22:59:41,386 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 92 treesize of output 84 [2023-11-06 22:59:41,398 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 69 [2023-11-06 22:59:41,406 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 62 [2023-11-06 22:59:41,460 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:59:41,473 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2023-11-06 22:59:41,477 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2023-11-06 22:59:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:41,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:59:41,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:59:41,572 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2023-11-06 22:59:41,572 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:41,735 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 12 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 12 states and 14 transitions. Complement of second has 5 states. [2023-11-06 22:59:41,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2023-11-06 22:59:41,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:41,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2023-11-06 22:59:41,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-06 22:59:41,737 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:41,737 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2023-11-06 22:59:41,779 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:59:41,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:41,834 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:59:41,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:41,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:59:41,964 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 53 [2023-11-06 22:59:41,972 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 34 [2023-11-06 22:59:41,979 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 9 [2023-11-06 22:59:41,986 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:41,990 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 46 [2023-11-06 22:59:41,998 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-06 22:59:41,999 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2023-11-06 22:59:42,005 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-06 22:59:42,058 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2023-11-06 22:59:42,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:59:42,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-06 22:59:42,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:59:42,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:59:42,175 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2023-11-06 22:59:42,177 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:42,604 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 10 states and 12 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 50 states and 67 transitions. Complement of second has 34 states 10 powerset states24 rank states. The highest rank that occured is 3 [2023-11-06 22:59:42,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 4 stem states 2 non-accepting loop states 2 accepting loop states [2023-11-06 22:59:42,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:59:42,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 30 transitions. [2023-11-06 22:59:42,608 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 30 transitions. Stem has 8 letters. Loop has 2 letters. [2023-11-06 22:59:42,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:42,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 30 transitions. Stem has 10 letters. Loop has 2 letters. [2023-11-06 22:59:42,609 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:42,609 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 30 transitions. Stem has 8 letters. Loop has 4 letters. [2023-11-06 22:59:42,610 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:59:42,610 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 67 transitions. [2023-11-06 22:59:42,613 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:59:42,614 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 0 states and 0 transitions. [2023-11-06 22:59:42,614 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:59:42,614 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:59:42,614 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:59:42,614 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:59:42,614 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:59:42,615 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:59:42,615 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:59:42,615 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2023-11-06 22:59:42,615 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:59:42,615 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:59:42,615 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:59:42,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:59:42 BoogieIcfgContainer [2023-11-06 22:59:42,622 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:59:42,622 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:59:42,622 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:59:42,623 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:59:42,623 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:58:58" (3/4) ... [2023-11-06 22:59:42,625 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:59:42,626 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:59:42,626 INFO L158 Benchmark]: Toolchain (without parser) took 45355.40ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 90.0MB in the beginning and 143.2MB in the end (delta: -53.1MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-06 22:59:42,627 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 96.5MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:59:42,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 537.60ms. Allocated memory is still 123.7MB. Free memory was 90.0MB in the beginning and 74.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:59:42,628 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.79ms. Allocated memory is still 123.7MB. Free memory was 74.0MB in the beginning and 71.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:59:42,628 INFO L158 Benchmark]: Boogie Preprocessor took 52.25ms. Allocated memory is still 123.7MB. Free memory was 71.9MB in the beginning and 70.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:59:42,629 INFO L158 Benchmark]: RCFGBuilder took 548.82ms. Allocated memory is still 123.7MB. Free memory was 70.7MB in the beginning and 56.5MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:59:42,629 INFO L158 Benchmark]: BuchiAutomizer took 44127.58ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 56.5MB in the beginning and 143.2MB in the end (delta: -86.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:59:42,630 INFO L158 Benchmark]: Witness Printer took 3.63ms. Allocated memory is still 182.5MB. Free memory is still 143.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:59:42,633 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87ms. Allocated memory is still 96.5MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 537.60ms. Allocated memory is still 123.7MB. Free memory was 90.0MB in the beginning and 74.0MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.79ms. Allocated memory is still 123.7MB. Free memory was 74.0MB in the beginning and 71.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.25ms. Allocated memory is still 123.7MB. Free memory was 71.9MB in the beginning and 70.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 548.82ms. Allocated memory is still 123.7MB. Free memory was 70.7MB in the beginning and 56.5MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 44127.58ms. Allocated memory was 123.7MB in the beginning and 182.5MB in the end (delta: 58.7MB). Free memory was 56.5MB in the beginning and 143.2MB in the end (delta: -86.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.63ms. Allocated memory is still 182.5MB. Free memory is still 143.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][0] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 1 deterministic, 1 nondeterministic). One deterministic module has affine ranking function *i and consists of 6 locations. One nondeterministic module has affine ranking function NULL and consists of 8 locations. 1 modules have a trivial ranking function, the largest among these consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 44.0s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 13.7s. Construction of modules took 0.5s. Büchi inclusion checks took 29.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 3 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 [1, 0, 0, 0, 1]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 27 mSolverCounterUnknown, 130 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 130 mSDsluCounter, 103 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 58 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157 IncrementalHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 45 mSDtfsCounter, 157 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital814 mio100 ax102 hnf100 lsp95 ukn33 mio100 lsp25 div100 bol100 ite100 ukn100 eq189 hnf88 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 42ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-06 22:59:42,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0b92e51-1e44-40a6-bfe3-91e7c32bb852/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE