./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/sqrt1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/sqrt1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f0ebd3c2c18d79b7b5cf15d06200769549c28f6b620b0cc174ddc702d0db6da --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:42:27,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:42:27,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:42:27,486 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:42:27,487 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:42:27,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:42:27,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:42:27,502 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:42:27,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:42:27,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:42:27,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:42:27,535 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:42:27,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:42:27,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:42:27,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:42:27,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:42:27,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:42:27,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:42:27,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:42:27,559 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:42:27,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:42:27,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:42:27,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:42:27,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:42:27,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:42:27,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:42:27,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:42:27,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:42:27,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:42:27,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:42:27,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:42:27,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:42:27,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:42:27,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:42:27,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:42:27,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:42:27,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:42:27,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:42:27,606 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:42:27,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:42:27,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:42:27,610 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-10-17 10:42:27,659 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:42:27,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:42:27,661 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:42:27,661 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:42:27,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:42:27,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:42:27,663 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:42:27,664 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-10-17 10:42:27,664 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-10-17 10:42:27,664 INFO L138 SettingsManager]: * Use old map elimination=false [2022-10-17 10:42:27,664 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-10-17 10:42:27,664 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-10-17 10:42:27,665 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-10-17 10:42:27,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:42:27,665 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:42:27,665 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:42:27,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:42:27,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:42:27,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:42:27,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-10-17 10:42:27,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-10-17 10:42:27,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-10-17 10:42:27,667 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:42:27,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:42:27,667 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-10-17 10:42:27,667 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:42:27,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-10-17 10:42:27,668 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:42:27,668 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:42:27,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:42:27,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:42:27,670 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-10-17 10:42:27,670 INFO L138 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_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f0ebd3c2c18d79b7b5cf15d06200769549c28f6b620b0cc174ddc702d0db6da [2022-10-17 10:42:28,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:42:28,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:42:28,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:42:28,050 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:42:28,051 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:42:28,053 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/termination-nla/sqrt1-both-nt.c [2022-10-17 10:42:28,132 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/data/7f4e8673d/526b9725c2d44eb99baf47964ec741ac/FLAGf5eec5b53 [2022-10-17 10:42:28,717 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:42:28,718 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/sv-benchmarks/c/termination-nla/sqrt1-both-nt.c [2022-10-17 10:42:28,724 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/data/7f4e8673d/526b9725c2d44eb99baf47964ec741ac/FLAGf5eec5b53 [2022-10-17 10:42:29,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/data/7f4e8673d/526b9725c2d44eb99baf47964ec741ac [2022-10-17 10:42:29,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:42:29,104 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:42:29,106 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:42:29,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:42:29,110 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:42:29,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19550af0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29, skipping insertion in model container [2022-10-17 10:42:29,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:42:29,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:42:29,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:42:29,273 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:42:29,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:42:29,299 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:42:29,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29 WrapperNode [2022-10-17 10:42:29,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:42:29,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:42:29,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:42:29,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:42:29,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,329 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2022-10-17 10:42:29,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:42:29,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:42:29,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:42:29,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:42:29,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,340 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,346 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,348 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:42:29,349 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:42:29,349 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:42:29,349 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:42:29,350 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (1/1) ... [2022-10-17 10:42:29,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:29,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:29,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:29,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-10-17 10:42:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:42:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:42:29,491 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:42:29,493 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:42:29,622 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:42:29,629 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:42:29,629 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 10:42:29,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:42:29 BoogieIcfgContainer [2022-10-17 10:42:29,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:42:29,635 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-10-17 10:42:29,635 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-10-17 10:42:29,639 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-10-17 10:42:29,640 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:42:29,640 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 17.10 10:42:29" (1/3) ... [2022-10-17 10:42:29,641 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d5361fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:42:29, skipping insertion in model container [2022-10-17 10:42:29,641 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:42:29,641 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:42:29" (2/3) ... [2022-10-17 10:42:29,642 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d5361fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 17.10 10:42:29, skipping insertion in model container [2022-10-17 10:42:29,642 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-10-17 10:42:29,642 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:42:29" (3/3) ... [2022-10-17 10:42:29,644 INFO L332 chiAutomizerObserver]: Analyzing ICFG sqrt1-both-nt.c [2022-10-17 10:42:29,722 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-10-17 10:42:29,722 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-10-17 10:42:29,722 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-10-17 10:42:29,723 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-10-17 10:42:29,723 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-10-17 10:42:29,723 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-10-17 10:42:29,723 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-10-17 10:42:29,724 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-10-17 10:42:29,731 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2022-10-17 10:42:29,754 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:42:29,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:42:29,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:42:29,763 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:42:29,763 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:42:29,764 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-10-17 10:42:29,764 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 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) [2022-10-17 10:42:29,765 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-10-17 10:42:29,765 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-10-17 10:42:29,765 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-10-17 10:42:29,766 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-10-17 10:42:29,766 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-10-17 10:42:29,774 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~n~0#1, main_~a~0#1, main_~s~0#1, main_~t~0#1;havoc main_~n~0#1;havoc main_~a~0#1;havoc main_~s~0#1;havoc main_~t~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := 0;main_~s~0#1 := 1;main_~t~0#1 := 1; 6#L27-2true [2022-10-17 10:42:29,774 INFO L750 eck$LassoCheckResult]: Loop: 6#L27-2true assume !!(0 == 1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1));main_~a~0#1 := 1 + main_~a~0#1;main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1; 6#L27-2true [2022-10-17 10:42:29,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:42:29,787 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-10-17 10:42:29,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:42:29,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102206032] [2022-10-17 10:42:29,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:42:29,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:42:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:42:29,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:42:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:42:29,918 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:42:29,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:42:29,923 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2022-10-17 10:42:29,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:42:29,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327540080] [2022-10-17 10:42:29,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:42:29,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:42:29,945 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:42:29,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [631054325] [2022-10-17 10:42:29,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:42:29,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:42:29,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:29,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:42:29,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-17 10:42:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:42:30,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:42:30,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:42:30,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:42:30,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:42:30,024 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-10-17 10:42:30,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:42:30,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880192790] [2022-10-17 10:42:30,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:42:30,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:42:30,031 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:42:30,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [663514814] [2022-10-17 10:42:30,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:42:30,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:42:30,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,076 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-17 10:42:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:42:30,162 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 10:42:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 10:42:30,176 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-10-17 10:42:30,300 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:42:30,301 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:42:30,301 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:42:30,301 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:42:30,302 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:42:30,302 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,302 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:42:30,302 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:42:30,302 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt1-both-nt.c_Iteration1_Loop [2022-10-17 10:42:30,303 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:42:30,303 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:42:30,320 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:30,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:30,400 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:42:30,401 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:42:30,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,417 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-10-17 10:42:30,420 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:42:30,420 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:42:30,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:30,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,486 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,493 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:42:30,493 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:42:30,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-10-17 10:42:30,524 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:42:30,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:30,562 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:42:30,562 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:42:30,563 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:42:30,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:42:30,563 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:42:30,563 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,563 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:42:30,563 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:42:30,563 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt1-both-nt.c_Iteration1_Loop [2022-10-17 10:42:30,563 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:42:30,563 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:42:30,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:30,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:30,669 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:42:30,673 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:42:30,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,680 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:30,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:30,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:30,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:30,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:30,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:42:30,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:42:30,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:30,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-10-17 10:42:30,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:30,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:30,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,764 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:30,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-10-17 10:42:30,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:30,774 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:30,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:30,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:30,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:42:30,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:42:30,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:30,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:30,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:30,822 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:42:30,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,823 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-10-17 10:42:30,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:30,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:30,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:30,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:30,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:30,834 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:42:30,840 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:42:30,840 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:30,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:30,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-10-17 10:42:30,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,882 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-10-17 10:42:30,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:30,891 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:30,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:30,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:30,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:30,892 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:42:30,894 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:42:30,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:30,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:30,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-10-17 10:42:30,952 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:42:30,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:30,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:30,955 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:30,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:30,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-10-17 10:42:30,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:30,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:30,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:30,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:30,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:42:30,969 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:42:30,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,000 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,022 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-10-17 10:42:31,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:31,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,031 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:42:31,033 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:42:31,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,067 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:42:31,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,081 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-10-17 10:42:31,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:31,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,128 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:42:31,134 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:42:31,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,188 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-10-17 10:42:31,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:42:31,200 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,200 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:42:31,205 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:42:31,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,246 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:42:31,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,248 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-10-17 10:42:31,250 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,257 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:42:31,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,258 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:42:31,262 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:42:31,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,313 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-10-17 10:42:31,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,333 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,333 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:42:31,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,333 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:42:31,337 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:42:31,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,398 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:42:31,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,400 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,419 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,419 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:42:31,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,419 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:42:31,425 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:42:31,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-10-17 10:42:31,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,502 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-10-17 10:42:31,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,515 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,516 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:42:31,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,516 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,516 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,516 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:42:31,522 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:42:31,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,581 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,581 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:42:31,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,584 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,592 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,602 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,602 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:42:31,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,603 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,603 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:42:31,616 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:42:31,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-10-17 10:42:31,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,682 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-10-17 10:42:31,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,701 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,701 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:42:31,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,702 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:42:31,706 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:42:31,706 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,721 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,754 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:42:31,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,756 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-10-17 10:42:31,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,776 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:42:31,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:42:31,779 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:42:31,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,833 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,840 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 [2022-10-17 10:42:31,849 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,849 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:42:31,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,850 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:42:31,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:42:31,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-10-17 10:42:31,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:31,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:31,907 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:42:31,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:31,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:31,912 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:31,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:31,927 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:31,928 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:42:31,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:31,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:31,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:31,928 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:42:31,933 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:42:31,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:31,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-10-17 10:42:31,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:32,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:32,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:32,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:42:32,014 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:42:32,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:42:32,025 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:42:32,025 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:42:32,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:42:32,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:42:32,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:42:32,026 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:42:32,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:42:32,029 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:42:32,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-10-17 10:42:32,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:42:32,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-10-17 10:42:32,115 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:42:32,115 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:42:32,115 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:42:32,116 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:42:32,116 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-10-17 10:42:32,116 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:42:32,116 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:42:32,116 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:42:32,116 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt1-both-nt.c_Iteration1_Lasso [2022-10-17 10:42:32,116 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:42:32,116 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:42:32,122 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:32,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:32,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:32,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:42:32,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:10,919 WARN L233 SmtUtils]: Spent 38.74s on a formula simplification that was a NOOP. DAG size: 20 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-10-17 10:43:10,955 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:10,955 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-10-17 10:43:10,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:10,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:10,972 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:10,984 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:43:10,985 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:43:10,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-10-17 10:43:11,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,044 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,046 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:43:11,046 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:43:11,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-10-17 10:43:11,087 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:43:11,087 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~a~0#1=0} Honda state: {ULTIMATE.start_main_~a~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~a~0#1=-1}, {ULTIMATE.start_main_~a~0#1=1}, {ULTIMATE.start_main_~a~0#1=1}] Lambdas: [2, 1, 1] Nus: [1, 0] [2022-10-17 10:43:11,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,124 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,129 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:43:11,129 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:43:11,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-10-17 10:43:11,152 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:43:11,152 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:43:11,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-10-17 10:43:11,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,181 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-10-17 10:43:11,182 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:43:11,182 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:43:11,190 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:43:11,190 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:43:11,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,227 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,233 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:43:11,233 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:43:11,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-10-17 10:43:11,252 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-10-17 10:43:11,252 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~n~0#1=0} Honda state: {ULTIMATE.start_main_~n~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-10-17 10:43:11,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,293 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-10-17 10:43:11,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-10-17 10:43:11,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:43:11,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,337 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-10-17 10:43:11,339 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-10-17 10:43:11,339 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-10-17 10:43:11,376 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-10-17 10:43:11,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,408 INFO L210 LassoAnalysis]: Preferences: [2022-10-17 10:43:11,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-10-17 10:43:11,409 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-10-17 10:43:11,409 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-10-17 10:43:11,409 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-10-17 10:43:11,409 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,409 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-10-17 10:43:11,409 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-10-17 10:43:11,409 INFO L133 ssoRankerPreferences]: Filename of dumped script: sqrt1-both-nt.c_Iteration1_Lasso [2022-10-17 10:43:11,409 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-10-17 10:43:11,409 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-10-17 10:43:11,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:11,417 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:11,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:11,422 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:11,424 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-10-17 10:43:11,506 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-10-17 10:43:11,506 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-10-17 10:43:11,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,507 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,540 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 [2022-10-17 10:43:11,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:11,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:11,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:11,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:11,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-10-17 10:43:11,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:11,562 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:11,580 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:11,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,660 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,662 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:11,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:11,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:11,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:11,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:11,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:11,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:11,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:11,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-10-17 10:43:11,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:11,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,725 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,727 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 [2022-10-17 10:43:11,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:11,736 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:11,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:11,736 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:11,736 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:11,737 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:11,737 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:11,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-10-17 10:43:11,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:11,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,793 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:11,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-10-17 10:43:11,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:11,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:11,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:11,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:11,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:11,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-10-17 10:43:11,809 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:11,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:11,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,862 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:11,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:11,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:11,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:11,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-10-17 10:43:11,878 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:11,878 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-10-17 10:43:11,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-10-17 10:43:11,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:11,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:11,936 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-10-17 10:43:11,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:11,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:11,937 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:11,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:11,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:11,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:11,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:11,950 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:11,953 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:43:11,954 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:43:11,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-10-17 10:43:11,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,012 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,024 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:12,025 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:43:12,071 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-10-17 10:43:12,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,125 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,137 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,138 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:12,138 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:43:12,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-10-17 10:43:12,148 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,188 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,200 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:12,201 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:43:12,201 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-10-17 10:43:12,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,255 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,258 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,268 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:12,275 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:43:12,275 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:43:12,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-10-17 10:43:12,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,332 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-10-17 10:43:12,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,333 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:12,356 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:43:12,356 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:43:12,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-10-17 10:43:12,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,413 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,425 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:12,426 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:12,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-10-17 10:43:12,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,482 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,497 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:12,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:12,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-10-17 10:43:12,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,556 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,570 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:12,571 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:12,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-10-17 10:43:12,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,628 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:12,647 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:43:12,647 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:43:12,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-10-17 10:43:12,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,707 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-10-17 10:43:12,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,708 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-10-17 10:43:12,712 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,721 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:12,725 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:43:12,725 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:43:12,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,792 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,794 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,804 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:12,805 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:43:12,805 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-10-17 10:43:12,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,855 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,866 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,867 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:12,868 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:43:12,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-10-17 10:43:12,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,931 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:12,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:12,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:12,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:12,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:12,944 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:12,945 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:43:12,945 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:12,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-10-17 10:43:12,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:12,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:12,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:12,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:12,992 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:12,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-10-17 10:43:13,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,010 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:13,019 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:43:13,020 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:43:13,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-10-17 10:43:13,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,080 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-10-17 10:43:13,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,083 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,094 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,094 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:13,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,095 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:13,098 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:43:13,098 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:43:13,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-10-17 10:43:13,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,152 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,163 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,163 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:13,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,163 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:13,164 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:43:13,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-10-17 10:43:13,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,211 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,222 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:13,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,223 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:13,224 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:43:13,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-10-17 10:43:13,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,281 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,294 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,294 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:13,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,294 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:13,295 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-10-17 10:43:13,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-10-17 10:43:13,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,344 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,355 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,355 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:13,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,356 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-10-17 10:43:13,361 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-10-17 10:43:13,361 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-10-17 10:43:13,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-10-17 10:43:13,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,418 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-10-17 10:43:13,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,420 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,432 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:43:13,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,433 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:13,437 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:43:13,437 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:43:13,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-10-17 10:43:13,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,494 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-10-17 10:43:13,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,505 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:43:13,505 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,505 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:13,506 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:13,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,560 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,565 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,574 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:43:13,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:13,575 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:13,575 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-10-17 10:43:13,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,632 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,646 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,646 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:43:13,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:13,648 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:13,648 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-10-17 10:43:13,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,701 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,712 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,712 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-10-17 10:43:13,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,712 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:13,721 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:43:13,721 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:43:13,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-10-17 10:43:13,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,816 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-10-17 10:43:13,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,817 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,822 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,832 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,832 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:13,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,832 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:13,837 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:43:13,837 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:43:13,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-10-17 10:43:13,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,900 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:13,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,912 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:13,912 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,912 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,912 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,912 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:13,914 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:43:13,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-10-17 10:43:13,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:13,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:13,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:13,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:13,966 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:13,972 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 [2022-10-17 10:43:13,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:13,982 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:13,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:13,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:13,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:13,983 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:13,984 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:43:13,984 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:13,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-10-17 10:43:14,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,040 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,052 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:14,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:14,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,053 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:14,054 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-10-17 10:43:14,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:14,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-10-17 10:43:14,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,105 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,132 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,142 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,142 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:14,142 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,142 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,142 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-10-17 10:43:14,152 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-10-17 10:43:14,152 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-10-17 10:43:14,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-10-17 10:43:14,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-10-17 10:43:14,252 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-10-17 10:43:14,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,252 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-10-17 10:43:14,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,263 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,263 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:14,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,263 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:14,267 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:43:14,267 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:43:14,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,333 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-10-17 10:43:14,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,346 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,346 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:14,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:14,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,346 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:14,347 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:14,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:14,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,394 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,405 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:14,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:14,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:14,406 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:14,406 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:14,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-10-17 10:43:14,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,449 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,460 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,460 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:14,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:14,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,461 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:14,462 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-10-17 10:43:14,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:14,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-10-17 10:43:14,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,506 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-10-17 10:43:14,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,514 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,514 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-10-17 10:43:14,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,514 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-10-17 10:43:14,520 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-10-17 10:43:14,521 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-10-17 10:43:14,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,580 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-10-17 10:43:14,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,584 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,595 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,595 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:14,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,596 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:43:14,601 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-10-17 10:43:14,601 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:43:14,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-10-17 10:43:14,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,661 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,672 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,672 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:14,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:14,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,673 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:43:14,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:14,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:14,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-10-17 10:43:14,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,721 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,732 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:14,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:14,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,733 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:43:14,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:14,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:14,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-10-17 10:43:14,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,789 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,800 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,800 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:14,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-10-17 10:43:14,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,801 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:43:14,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-10-17 10:43:14,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-10-17 10:43:14,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-10-17 10:43:14,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-10-17 10:43:14,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,847 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-10-17 10:43:14,857 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-10-17 10:43:14,858 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-10-17 10:43:14,858 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-10-17 10:43:14,858 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-10-17 10:43:14,858 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-10-17 10:43:14,867 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-10-17 10:43:14,867 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-10-17 10:43:14,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-10-17 10:43:14,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-10-17 10:43:14,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-10-17 10:43:14,959 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-10-17 10:43:14,959 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~n~0#1, main_~a~0#1, main_~s~0#1, main_~t~0#1;havoc main_~n~0#1;havoc main_~a~0#1;havoc main_~s~0#1;havoc main_~t~0#1;main_~n~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~a~0#1 := 0;main_~s~0#1 := 1;main_~t~0#1 := 1; 6#L27-2true assume !!(0 == 1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1));main_~a~0#1 := 1 + main_~a~0#1;main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1; 6#L27-2true [2022-10-17 10:43:14,959 INFO L750 eck$LassoCheckResult]: Loop: 6#L27-2true assume !!(0 == 1 + (main_~t~0#1 * main_~t~0#1 - 4 * main_~s~0#1 + 2 * main_~t~0#1));main_~a~0#1 := 1 + main_~a~0#1;main_~t~0#1 := 2 + main_~t~0#1;main_~s~0#1 := main_~s~0#1 + main_~t~0#1; 6#L27-2true [2022-10-17 10:43:14,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:43:14,960 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2022-10-17 10:43:14,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:43:14,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71911514] [2022-10-17 10:43:14,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:43:14,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:43:14,965 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-10-17 10:43:14,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [570099323] [2022-10-17 10:43:14,965 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-17 10:43:14,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-17 10:43:14,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:43:14,966 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-17 10:43:14,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42e58e6f-9e55-4d51-b1ed-bed82edcf9dc/bin/uautomizer-J5u9QxTXDZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Waiting until timeout for monitored process