./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/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_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/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_29c2d019-2aa5-4bce-8848-76a8f72feead/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 4b46132106c9582d9b36bde1be1a9d4d3fc071854166953d5e72a8b88085e0ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:31:13,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:31:14,008 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-06 22:31:14,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:31:14,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:31:14,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:31:14,067 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:31:14,068 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:31:14,072 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:31:14,078 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:31:14,078 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:31:14,079 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-06 22:31:14,079 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-06 22:31:14,081 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-06 22:31:14,082 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-06 22:31:14,082 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-06 22:31:14,083 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-06 22:31:14,084 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:31:14,084 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-06 22:31:14,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:31:14,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:31:14,086 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-06 22:31:14,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-06 22:31:14,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-06 22:31:14,087 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:31:14,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:31:14,088 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-06 22:31:14,089 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:31:14,089 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:31:14,090 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:31:14,091 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:31:14,091 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:31:14,092 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-06 22:31:14,092 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_29c2d019-2aa5-4bce-8848-76a8f72feead/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b46132106c9582d9b36bde1be1a9d4d3fc071854166953d5e72a8b88085e0ad [2023-11-06 22:31:14,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:31:14,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:31:14,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:31:14,437 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:31:14,438 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:31:14,440 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i [2023-11-06 22:31:17,683 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:31:18,068 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:31:18,072 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/sv-benchmarks/c/termination-memory-alloca/easySum-alloca.i [2023-11-06 22:31:18,098 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/data/9661b5a56/9482f049f9bf415e9b74df493fa144d9/FLAGb4cd70aad [2023-11-06 22:31:18,115 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/data/9661b5a56/9482f049f9bf415e9b74df493fa144d9 [2023-11-06 22:31:18,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:31:18,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:31:18,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:31:18,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:31:18,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:31:18,129 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cae5970 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18, skipping insertion in model container [2023-11-06 22:31:18,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,175 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:31:18,493 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:31:18,508 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:31:18,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:31:18,626 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:31:18,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18 WrapperNode [2023-11-06 22:31:18,626 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:31:18,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:31:18,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:31:18,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:31:18,636 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,673 INFO L138 Inliner]: procedures = 111, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2023-11-06 22:31:18,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:31:18,675 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:31:18,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:31:18,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:31:18,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,690 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,702 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,705 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:31:18,706 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:31:18,706 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:31:18,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:31:18,707 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (1/1) ... [2023-11-06 22:31:18,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:18,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:18,750 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:18,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-06 22:31:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:31:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:31:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:31:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:31:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:31:18,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:31:18,960 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:31:18,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:31:19,170 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:31:19,177 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:31:19,177 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:31:19,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:31:19 BoogieIcfgContainer [2023-11-06 22:31:19,180 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:31:19,181 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-06 22:31:19,182 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-06 22:31:19,186 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-06 22:31:19,187 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:31:19,188 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.11 10:31:18" (1/3) ... [2023-11-06 22:31:19,189 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d190ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:31:19, skipping insertion in model container [2023-11-06 22:31:19,189 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:31:19,190 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:31:18" (2/3) ... [2023-11-06 22:31:19,190 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5d190ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.11 10:31:19, skipping insertion in model container [2023-11-06 22:31:19,190 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-06 22:31:19,191 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:31:19" (3/3) ... [2023-11-06 22:31:19,192 INFO L332 chiAutomizerObserver]: Analyzing ICFG easySum-alloca.i [2023-11-06 22:31:19,287 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-06 22:31:19,288 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-06 22:31:19,288 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-06 22:31:19,288 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-06 22:31:19,289 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-06 22:31:19,289 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-06 22:31:19,289 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-06 22:31:19,289 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-06 22:31:19,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:31:19,328 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:31:19,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:31:19,329 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:31:19,333 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:31:19,333 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:31:19,334 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-06 22:31:19,334 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:31:19,335 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-06 22:31:19,336 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-06 22:31:19,336 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-06 22:31:19,336 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-11-06 22:31:19,337 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-06 22:31:19,346 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~ret13#1;havoc main_#t~nondet12#1;assume { :begin_inline_iterate } true;iterate_#in~bound#1 := main_#t~nondet12#1;havoc iterate_#res#1;havoc iterate_#t~malloc2#1.base, iterate_#t~malloc2#1.offset, iterate_#t~malloc3#1.base, iterate_#t~malloc3#1.offset, iterate_#t~malloc4#1.base, iterate_#t~malloc4#1.offset, iterate_#t~mem9#1, iterate_#t~mem10#1, iterate_#t~mem5#1, iterate_#t~post6#1, iterate_#t~mem7#1, iterate_#t~mem8#1, iterate_#t~mem11#1, iterate_~bound#1, iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset, iterate_~i~0#1.base, iterate_~i~0#1.offset, iterate_~sum~0#1.base, iterate_~sum~0#1.offset;iterate_~bound#1 := iterate_#in~bound#1;call iterate_#t~malloc2#1.base, iterate_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset := iterate_#t~malloc2#1.base, iterate_#t~malloc2#1.offset;call iterate_#t~malloc3#1.base, iterate_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);iterate_~i~0#1.base, iterate_~i~0#1.offset := iterate_#t~malloc3#1.base, iterate_#t~malloc3#1.offset;call iterate_#t~malloc4#1.base, iterate_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);iterate_~sum~0#1.base, iterate_~sum~0#1.offset := iterate_#t~malloc4#1.base, iterate_#t~malloc4#1.offset;call write~int(iterate_~bound#1, iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset, 4);call write~int(0, iterate_~sum~0#1.base, iterate_~sum~0#1.offset, 4);call write~int(0, iterate_~i~0#1.base, iterate_~i~0#1.offset, 4); 8#L554-4true [2023-11-06 22:31:19,346 INFO L750 eck$LassoCheckResult]: Loop: 8#L554-4true call iterate_#t~mem7#1 := read~int(iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);call iterate_#t~mem8#1 := read~int(iterate_~bound_ref~0#1.base, iterate_~bound_ref~0#1.offset, 4); 6#L554-1true assume !!(iterate_#t~mem7#1 < iterate_#t~mem8#1);havoc iterate_#t~mem7#1;havoc iterate_#t~mem8#1;call iterate_#t~mem9#1 := read~int(iterate_~sum~0#1.base, iterate_~sum~0#1.offset, 4);call iterate_#t~mem10#1 := read~int(iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);call write~int(iterate_#t~mem9#1 + iterate_#t~mem10#1, iterate_~sum~0#1.base, iterate_~sum~0#1.offset, 4);havoc iterate_#t~mem9#1;havoc iterate_#t~mem10#1; 5#L554-3true call iterate_#t~mem5#1 := read~int(iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);iterate_#t~post6#1 := iterate_#t~mem5#1;call write~int(1 + iterate_#t~post6#1, iterate_~i~0#1.base, iterate_~i~0#1.offset, 4);havoc iterate_#t~mem5#1;havoc iterate_#t~post6#1; 8#L554-4true [2023-11-06 22:31:19,353 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:31:19,353 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-11-06 22:31:19,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:31:19,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118614120] [2023-11-06 22:31:19,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:31:19,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:31:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:19,508 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:31:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:19,571 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:31:19,574 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:31:19,574 INFO L85 PathProgramCache]: Analyzing trace with hash 35911, now seen corresponding path program 1 times [2023-11-06 22:31:19,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:31:19,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709704717] [2023-11-06 22:31:19,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:31:19,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:31:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:19,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:31:19,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:19,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:31:19,626 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:31:19,626 INFO L85 PathProgramCache]: Analyzing trace with hash 28694853, now seen corresponding path program 1 times [2023-11-06 22:31:19,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:31:19,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685246828] [2023-11-06 22:31:19,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:31:19,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:31:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:19,708 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:31:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:31:19,792 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:31:20,695 INFO L210 LassoAnalysis]: Preferences: [2023-11-06 22:31:20,696 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-06 22:31:20,696 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-06 22:31:20,696 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-06 22:31:20,697 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-06 22:31:20,697 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:20,697 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-06 22:31:20,697 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-06 22:31:20,698 INFO L133 ssoRankerPreferences]: Filename of dumped script: easySum-alloca.i_Iteration1_Lasso [2023-11-06 22:31:20,698 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-06 22:31:20,698 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-06 22:31:20,728 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 22:31:20,742 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 22:31:20,748 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 22:31:20,755 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 22:31:20,762 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 22:31:20,766 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 22:31:20,772 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 22:31:20,775 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 22:31:20,780 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 22:31:20,783 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 22:31:20,789 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 22:31:20,793 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 22:31:20,797 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 22:31:20,800 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 22:31:21,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:31:21,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-06 22:31:22,442 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-06 22:31:22,448 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-06 22:31:22,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,472 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-06 22:31:22,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:22,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:22,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:22,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,535 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-06 22:31:22,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:22,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:22,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:22,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,572 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:31:22,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-06 22:31:22,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:22,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:22,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,626 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:22,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-06 22:31:22,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,652 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:22,652 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:22,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,673 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,697 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:22,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:22,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:22,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-06 22:31:22,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,720 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-06 22:31:22,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:22,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:22,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,769 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-06 22:31:22,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:22,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:22,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:22,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,829 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-06 22:31:22,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:22,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,855 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:22,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:22,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,878 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-06 22:31:22,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,896 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:22,896 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,896 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,896 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:22,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:22,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,918 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-06 22:31:22,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:22,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:22,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:22,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:22,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:22,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:22,962 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:22,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:22,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-06 22:31:22,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:22,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:22,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:22,985 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:22,988 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:22,988 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:22,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,010 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-06 22:31:23,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:23,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,034 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:23,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:23,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,054 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-06 22:31:23,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-06 22:31:23,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-06 22:31:23,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-06 22:31:23,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,097 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-06 22:31:23,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,123 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,126 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,126 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,145 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-06 22:31:23,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,168 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,169 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,190 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-06 22:31:23,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,218 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,218 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,240 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:31:23,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-06 22:31:23,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,293 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-06 22:31:23,303 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,320 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,320 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,345 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:31:23,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-06 22:31:23,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,372 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,401 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-06 22:31:23,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,448 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,452 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-06 22:31:23,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,474 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,474 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,516 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-11-06 22:31:23,541 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,541 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,569 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-06 22:31:23,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-11-06 22:31:23,594 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,630 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-11-06 22:31:23,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,682 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-11-06 22:31:23,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-06 22:31:23,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:23,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,720 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting 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 22:31:23,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-11-06 22:31:23,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-06 22:31:23,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-06 22:31:23,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-06 22:31:23,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-06 22:31:23,754 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-06 22:31:23,755 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-06 22:31:23,782 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-06 22:31:23,861 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2023-11-06 22:31:23,861 INFO L444 ModelExtractionUtils]: 14 out of 28 variables were initially zero. Simplification set additionally 11 variables to zero. [2023-11-06 22:31:23,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-06 22:31:23,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:31:23,901 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-06 22:31:23,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-11-06 22:31:23,926 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-06 22:31:23,956 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-06 22:31:23,956 INFO L513 LassoAnalysis]: Proved termination. [2023-11-06 22:31:23,957 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_iterate_~i~0#1.base) 0)_1, v_rep(select (select #memory_int ULTIMATE.start_iterate_~bound_ref~0#1.base) ULTIMATE.start_iterate_~bound_ref~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_iterate_~i~0#1.base) 0)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_iterate_~bound_ref~0#1.base) ULTIMATE.start_iterate_~bound_ref~0#1.offset)_1 Supporting invariants [] [2023-11-06 22:31:23,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:24,121 INFO L156 tatePredicateManager]: 22 out of 27 supporting invariants were superfluous and have been removed [2023-11-06 22:31:24,138 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base] could not be translated [2023-11-06 22:31:24,139 WARN L1553 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][0] could not be translated [2023-11-06 22:31:24,177 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:31:24,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:31:24,238 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-06 22:31:24,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:31:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:31:24,278 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-06 22:31:24,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:31:24,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-06 22:31:24,430 INFO L322 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-06 22:31:24,431 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 35 treesize of output 29 [2023-11-06 22:31:24,481 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 22:31:24,528 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-06 22:31:24,530 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 22:31:24,670 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 19 states and 21 transitions. Complement of second has 10 states. [2023-11-06 22:31:24,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2023-11-06 22:31:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 22:31:24,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 11 transitions. [2023-11-06 22:31:24,681 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 3 letters. [2023-11-06 22:31:24,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:31:24,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 5 letters. Loop has 3 letters. [2023-11-06 22:31:24,682 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:31:24,682 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 11 transitions. Stem has 2 letters. Loop has 6 letters. [2023-11-06 22:31:24,683 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-06 22:31:24,684 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 21 transitions. [2023-11-06 22:31:24,686 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:31:24,689 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2023-11-06 22:31:24,690 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-06 22:31:24,690 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-06 22:31:24,691 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-06 22:31:24,691 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-06 22:31:24,691 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:31:24,691 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:31:24,692 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-06 22:31:24,692 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-06 22:31:24,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-06 22:31:24,692 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-06 22:31:24,692 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-06 22:31:24,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.11 10:31:24 BoogieIcfgContainer [2023-11-06 22:31:24,700 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-06 22:31:24,700 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:31:24,701 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:31:24,701 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:31:24,701 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:31:19" (3/4) ... [2023-11-06 22:31:24,704 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:31:24,705 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:31:24,706 INFO L158 Benchmark]: Toolchain (without parser) took 6586.12ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 124.3MB in the beginning and 119.7MB in the end (delta: 4.6MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2023-11-06 22:31:24,707 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 119.5MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:31:24,707 INFO L158 Benchmark]: CACSL2BoogieTranslator took 505.41ms. Allocated memory is still 172.0MB. Free memory was 124.3MB in the beginning and 108.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-06 22:31:24,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.72ms. Allocated memory is still 172.0MB. Free memory was 108.5MB in the beginning and 106.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:31:24,708 INFO L158 Benchmark]: Boogie Preprocessor took 30.26ms. Allocated memory is still 172.0MB. Free memory was 106.5MB in the beginning and 105.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:31:24,709 INFO L158 Benchmark]: RCFGBuilder took 474.46ms. Allocated memory is still 172.0MB. Free memory was 105.4MB in the beginning and 93.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:31:24,710 INFO L158 Benchmark]: BuchiAutomizer took 5518.35ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 93.8MB in the beginning and 120.7MB in the end (delta: -26.9MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-06 22:31:24,710 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 207.6MB. Free memory was 120.7MB in the beginning and 119.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:31:24,713 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 119.5MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 505.41ms. Allocated memory is still 172.0MB. Free memory was 124.3MB in the beginning and 108.5MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.72ms. Allocated memory is still 172.0MB. Free memory was 108.5MB in the beginning and 106.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.26ms. Allocated memory is still 172.0MB. Free memory was 106.5MB in the beginning and 105.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 474.46ms. Allocated memory is still 172.0MB. Free memory was 105.4MB in the beginning and 93.8MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 5518.35ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 93.8MB in the beginning and 120.7MB in the end (delta: -26.9MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 207.6MB. Free memory was 120.7MB in the beginning and 119.7MB in the end (delta: 1.0MB). 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function NULL and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 2 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital301 mio100 ax105 hnf100 lsp92 ukn63 mio100 lsp28 div100 bol100 ite100 ukn100 eq213 hnf87 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 44ms 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 22:31:24,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-11-06 22:31:24,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c2d019-2aa5-4bce-8848-76a8f72feead/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE