./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/freire1-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa --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 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:36:50,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:36:50,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:36:50,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:36:50,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:36:50,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:36:50,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:36:50,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:36:50,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:36:50,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:36:50,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:36:50,279 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:36:50,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:36:50,280 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:36:50,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:36:50,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:36:50,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:36:50,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:36:50,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:36:50,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:36:50,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:36:50,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:36:50,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:36:50,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:36:50,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:36:50,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:36:50,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:36:50,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:36:50,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:36:50,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:36:50,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:36:50,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:36:50,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:36:50,303 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:36:50,304 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:36:50,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:36:50,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:36:50,305 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:36:50,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:36:50,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:36:50,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:36:50,308 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-06 19:36:50,338 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:36:50,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:36:50,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:36:50,339 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:36:50,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:36:50,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:36:50,340 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:36:50,340 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 19:36:50,341 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 19:36:50,341 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 19:36:50,341 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 19:36:50,341 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 19:36:50,341 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 19:36:50,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:36:50,342 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:36:50,342 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 19:36:50,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:36:50,346 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:36:50,346 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:36:50,346 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 19:36:50,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 19:36:50,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 19:36:50,347 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:36:50,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:36:50,347 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 19:36:50,348 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:36:50,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 19:36:50,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:36:50,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:36:50,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:36:50,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:36:50,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:36:50,350 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 19:36:50,350 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_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1adb3359053d55dc1f371353b0c6f7046d6999c323f92a2191878842c8d6ac98 [2021-12-06 19:36:50,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:36:50,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:36:50,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:36:50,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:36:50,550 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:36:50,551 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-nla/freire1-both-nt.c [2021-12-06 19:36:50,595 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/data/4b5f48369/8c839d7d8aeb48a084535d0686477cc5/FLAG013a288ba [2021-12-06 19:36:51,013 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:36:51,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/sv-benchmarks/c/termination-nla/freire1-both-nt.c [2021-12-06 19:36:51,018 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/data/4b5f48369/8c839d7d8aeb48a084535d0686477cc5/FLAG013a288ba [2021-12-06 19:36:51,383 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/data/4b5f48369/8c839d7d8aeb48a084535d0686477cc5 [2021-12-06 19:36:51,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:36:51,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:36:51,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:36:51,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:36:51,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:36:51,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cf8ccb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51, skipping insertion in model container [2021-12-06 19:36:51,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:36:51,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:36:51,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:36:51,525 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:36:51,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:36:51,542 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:36:51,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51 WrapperNode [2021-12-06 19:36:51,542 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:36:51,543 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:36:51,543 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:36:51,543 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:36:51,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,562 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2021-12-06 19:36:51,562 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:36:51,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:36:51,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:36:51,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:36:51,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:36:51,575 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:36:51,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:36:51,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:36:51,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (1/1) ... [2021-12-06 19:36:51,581 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:51,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:51,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:51,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 19:36:51,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:36:51,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:36:51,682 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:36:51,683 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:36:51,743 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:36:51,748 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:36:51,749 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 19:36:51,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:36:51 BoogieIcfgContainer [2021-12-06 19:36:51,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:36:51,751 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 19:36:51,752 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 19:36:51,754 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 19:36:51,755 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:36:51,755 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 07:36:51" (1/3) ... [2021-12-06 19:36:51,756 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@98a656b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:36:51, skipping insertion in model container [2021-12-06 19:36:51,756 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:36:51,757 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:51" (2/3) ... [2021-12-06 19:36:51,757 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@98a656b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 07:36:51, skipping insertion in model container [2021-12-06 19:36:51,757 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 19:36:51,757 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:36:51" (3/3) ... [2021-12-06 19:36:51,758 INFO L388 chiAutomizerObserver]: Analyzing ICFG freire1-both-nt.c [2021-12-06 19:36:51,799 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 19:36:51,799 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 19:36:51,799 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 19:36:51,800 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 19:36:51,800 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 19:36:51,800 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 19:36:51,800 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 19:36:51,800 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 19:36:51,811 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) [2021-12-06 19:36:51,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 19:36:51,828 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:36:51,828 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:36:51,834 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:36:51,834 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 19:36:51,834 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 19:36:51,835 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) [2021-12-06 19:36:51,836 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 19:36:51,836 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 19:36:51,836 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 19:36:51,836 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 19:36:51,836 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 19:36:51,843 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 3#L32-2true [2021-12-06 19:36:51,843 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 3#L32-2true [2021-12-06 19:36:51,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:51,849 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 19:36:51,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:36:51,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565363125] [2021-12-06 19:36:51,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:51,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:36:51,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:51,923 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:36:51,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:51,940 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:36:51,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:51,942 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-06 19:36:51,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:36:51,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209420884] [2021-12-06 19:36:51,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:51,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:36:51,947 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:36:51,947 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1950040893] [2021-12-06 19:36:51,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:51,948 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:36:51,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:51,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:36:51,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 19:36:51,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:51,973 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:36:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:51,979 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:36:51,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:51,981 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-06 19:36:51,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:36:51,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894022650] [2021-12-06 19:36:51,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:51,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:36:51,987 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:36:51,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1315895914] [2021-12-06 19:36:51,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:51,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:36:51,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:51,989 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:36:51,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 19:36:52,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:52,013 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:36:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:52,019 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:36:52,075 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:52,075 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:52,075 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:52,075 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:52,075 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:36:52,076 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,076 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:52,076 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:52,076 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-12-06 19:36:52,076 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:52,076 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:52,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,135 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:52,135 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:36:52,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,151 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 19:36:52,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:36:52,153 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:52,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:52,184 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,185 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 19:36:52,186 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:36:52,186 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:52,200 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:36:52,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 19:36:52,219 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:52,219 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:52,220 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:52,220 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:52,220 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:36:52,220 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,220 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:52,220 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:52,220 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-12-06 19:36:52,220 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:52,220 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:52,221 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,249 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:52,252 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:36:52,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,254 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 19:36:52,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:52,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:36:52,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,272 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:52,291 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:36:52,292 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,293 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 19:36:52,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,302 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:52,304 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:52,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 19:36:52,327 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:36:52,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,327 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 19:36:52,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,337 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:52,339 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:52,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 19:36:52,361 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:36:52,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,362 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 19:36:52,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,373 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:52,376 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:52,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 19:36:52,400 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:36:52,400 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,401 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 19:36:52,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:52,411 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:52,412 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,412 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:52,416 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:52,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 19:36:52,441 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:36:52,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,442 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 19:36:52,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:52,451 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:52,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:52,455 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:52,455 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 19:36:52,484 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:36:52,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,485 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 19:36:52,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,495 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:52,495 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:52,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,496 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:52,501 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:52,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:52,543 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:36:52,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,544 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 19:36:52,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:52,555 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:52,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:52,558 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:52,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 19:36:52,582 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:36:52,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,583 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 19:36:52,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:52,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:52,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,597 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:52,600 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:52,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 19:36:52,678 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:52,679 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:52,679 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:52,679 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:52,679 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:36:52,679 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,679 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:52,679 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:52,679 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-12-06 19:36:52,679 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:52,679 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:52,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,749 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:52,749 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:36:52,749 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,750 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 19:36:52,751 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:36:52,751 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:52,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:52,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,784 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 19:36:52,786 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:36:52,786 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:52,797 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:36:52,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 19:36:52,816 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:52,816 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:52,816 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:52,816 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:52,816 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:36:52,817 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,817 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:52,817 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:52,817 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-12-06 19:36:52,817 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:52,817 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:52,818 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:52,880 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:52,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:36:52,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,881 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 19:36:52,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:52,896 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:36:52,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 19:36:52,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,916 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 19:36:52,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:52,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:36:52,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 19:36:52,944 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,945 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 19:36:52,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,953 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:52,957 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:52,957 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:36:52,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:52,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 19:36:52,983 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:36:52,983 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:52,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:52,984 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:52,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 19:36:52,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:52,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:52,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:52,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:52,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:52,994 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:52,994 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:52,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:52,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 19:36:53,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,015 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 19:36:53,016 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 [2021-12-06 19:36:53,023 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,024 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:53,024 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:53,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 19:36:53,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,046 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 19:36:53,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,055 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:53,059 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:36:53,059 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:36:53,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 19:36:53,086 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:36:53,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,086 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 19:36:53,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,096 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:53,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 19:36:53,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,116 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 19:36:53,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,125 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,125 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,125 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,125 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,126 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:53,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 19:36:53,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,146 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 19:36:53,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,155 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,161 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:36:53,161 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:36:53,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 19:36:53,194 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:36:53,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,195 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 19:36:53,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,205 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:53,205 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:53,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-12-06 19:36:53,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,226 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 19:36:53,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,234 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:53,235 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:53,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 19:36:53,254 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,255 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 19:36:53,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:53,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,264 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:53,272 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:36:53,272 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:36:53,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 19:36:53,306 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:36:53,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,306 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 19:36:53,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,317 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,317 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:53,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,317 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:53,318 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:53,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 19:36:53,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,353 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 19:36:53,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,361 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:53,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,361 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:53,362 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:53,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,395 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:53,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,395 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 19:36:53,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,404 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:53,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:53,410 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:36:53,410 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:36:53,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 19:36:53,442 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:36:53,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,443 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 19:36:53,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,451 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,451 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:53,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,452 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,452 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:53,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 19:36:53,478 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,479 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 19:36:53,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,488 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,488 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:53,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,488 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,489 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:53,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 19:36:53,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,510 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 19:36:53,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,519 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,519 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:53,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,520 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,525 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:36:53,525 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:36:53,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-06 19:36:53,567 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:36:53,567 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,568 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 19:36:53,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,577 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,577 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:53,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,578 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:53,579 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:53,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:53,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,601 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 19:36:53,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,609 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,610 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:53,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,610 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:53,611 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:53,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 19:36:53,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,633 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 19:36:53,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,642 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:53,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,642 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:53,648 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:36:53,648 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:36:53,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:53,707 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:36:53,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,708 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 19:36:53,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,716 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,716 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:53,716 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,716 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,717 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:53,717 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 19:36:53,737 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,738 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 19:36:53,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,746 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,746 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:53,746 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,746 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,746 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:53,747 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 19:36:53,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,767 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 19:36:53,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,776 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:53,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,776 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:53,780 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:36:53,780 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:36:53,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:53,811 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:36:53,812 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,812 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 19:36:53,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,826 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,826 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:53,826 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,826 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:53,827 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:53,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 19:36:53,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,862 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 19:36:53,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,871 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,872 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:53,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:53,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,872 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:53,873 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:53,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:53,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:53,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:53,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,894 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 19:36:53,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:53,903 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:53,903 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:53,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:53,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:53,903 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:53,911 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:36:53,911 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:36:53,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:53,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 19:36:53,956 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 19:36:53,956 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0; 3#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 3#L32-2true [2021-12-06 19:36:53,956 INFO L793 eck$LassoCheckResult]: Loop: 3#L32-2true assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1; 3#L32-2true [2021-12-06 19:36:53,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:53,957 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-06 19:36:53,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:36:53,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831427612] [2021-12-06 19:36:53,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:53,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:36:53,963 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:36:53,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1970075861] [2021-12-06 19:36:53,964 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:36:53,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:36:53,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,965 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-06 19:36:53,983 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:36:53,984 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:36:53,984 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:36:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:53,988 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:36:53,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:53,989 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-06 19:36:53,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:36:53,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955904325] [2021-12-06 19:36:53,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:53,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:36:53,991 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:36:53,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [783717958] [2021-12-06 19:36:53,991 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:36:53,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:36:53,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:53,992 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:36:53,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2021-12-06 19:36:54,008 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:36:54,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:36:54,008 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:36:54,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:54,012 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:36:54,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:54,012 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-06 19:36:54,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:36:54,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782824206] [2021-12-06 19:36:54,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:54,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:36:54,016 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-06 19:36:54,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1527967152] [2021-12-06 19:36:54,017 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:36:54,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:36:54,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,018 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2021-12-06 19:36:54,044 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 19:36:54,045 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-06 19:36:54,045 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:36:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:36:54,050 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:36:54,068 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:54,068 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:54,068 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:54,068 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:54,069 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:36:54,069 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,069 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:54,069 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:54,069 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-12-06 19:36:54,069 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:54,069 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:54,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,092 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:54,092 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:36:54,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,093 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 19:36:54,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:36:54,099 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:54,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 19:36:54,134 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,135 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 19:36:54,136 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:36:54,137 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:54,146 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:36:54,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-12-06 19:36:54,164 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:54,164 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:54,164 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:54,164 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:54,164 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:36:54,164 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,164 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:54,164 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:54,164 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Loop [2021-12-06 19:36:54,164 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:54,165 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:54,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,183 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:54,183 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:36:54,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,184 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 19:36:54,185 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,192 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:54,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:36:54,194 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 19:36:54,214 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:36:54,214 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,215 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 19:36:54,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,225 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:54,226 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:54,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 19:36:54,249 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:36:54,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,250 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 19:36:54,251 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,260 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:54,261 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:54,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 19:36:54,282 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:36:54,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,282 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 19:36:54,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,292 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:54,293 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:54,293 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-06 19:36:54,316 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:36:54,317 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,317 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 19:36:54,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,325 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:54,325 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:54,325 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,325 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,326 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:54,327 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:54,327 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,330 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-06 19:36:54,348 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:36:54,348 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,349 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 19:36:54,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,358 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:54,358 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:54,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,358 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:54,359 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:54,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 19:36:54,384 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:36:54,384 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,385 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 19:36:54,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,394 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:54,394 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:54,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,394 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:54,396 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:54,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:54,434 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:36:54,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,435 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 19:36:54,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:54,443 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:54,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,444 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:54,445 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:54,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 19:36:54,467 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:36:54,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,468 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 19:36:54,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:54,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:54,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,478 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:54,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:54,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:54,544 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:54,544 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:54,544 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:54,544 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:54,544 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 19:36:54,544 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,544 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:54,545 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:54,545 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-12-06 19:36:54,545 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:54,545 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:54,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,600 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:54,600 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 19:36:54,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,601 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 19:36:54,602 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:36:54,602 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:54,612 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 19:36:54,612 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: [] [2021-12-06 19:36:54,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 19:36:54,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,631 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-06 19:36:54,632 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 19:36:54,632 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:54,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-12-06 19:36:54,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,659 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-06 19:36:54,661 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 19:36:54,661 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 19:36:54,672 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 19:36:54,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-12-06 19:36:54,690 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 19:36:54,690 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 19:36:54,690 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 19:36:54,690 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 19:36:54,690 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 19:36:54,690 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,690 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 19:36:54,690 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 19:36:54,690 INFO L133 ssoRankerPreferences]: Filename of dumped script: freire1-both-nt.c_Iteration1_Lasso [2021-12-06 19:36:54,690 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 19:36:54,690 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 19:36:54,692 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,700 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 19:36:54,739 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 19:36:54,739 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 19:36:54,739 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,740 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-06 19:36:54,741 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:54,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:36:54,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,750 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-12-06 19:36:54,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,769 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-06 19:36:54,770 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:54,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:54,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 19:36:54,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-12-06 19:36:54,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,804 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-06 19:36:54,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 19:36:54,813 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 19:36:54,813 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2021-12-06 19:36:54,832 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 19:36:54,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,833 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-06 19:36:54,834 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,841 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:54,841 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:54,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:54,860 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,861 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-06 19:36:54,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,869 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:54,872 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:36:54,872 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:36:54,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-12-06 19:36:54,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,899 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-06 19:36:54,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,907 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:54,908 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:54,908 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-12-06 19:36:54,927 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 19:36:54,927 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,928 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-06 19:36:54,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,936 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,936 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:54,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,937 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:54,937 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:54,937 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:54,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:54,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,957 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-06 19:36:54,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:54,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:54,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:54,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:54,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:54,969 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:36:54,969 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:36:54,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:54,997 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:54,997 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:54,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:54,998 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:54,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-06 19:36:54,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:55,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,006 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:55,007 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:55,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-12-06 19:36:55,029 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 19:36:55,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,030 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-06 19:36:55,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:55,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,044 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:55,044 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:55,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,045 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-06 19:36:55,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,064 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-06 19:36:55,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:55,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,073 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:55,077 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:36:55,077 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:36:55,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-06 19:36:55,109 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,109 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-06 19:36:55,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 19:36:55,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,118 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:55,118 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:55,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-06 19:36:55,137 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 19:36:55,137 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,138 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-06 19:36:55,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,147 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:55,147 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,147 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:55,148 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:55,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-06 19:36:55,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,168 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-06 19:36:55,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,178 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:55,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,178 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:55,181 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 19:36:55,181 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 19:36:55,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-12-06 19:36:55,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,213 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-06 19:36:55,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,221 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,221 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:55,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,222 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 19:36:55,222 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 19:36:55,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-06 19:36:55,242 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 19:36:55,242 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,242 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-06 19:36:55,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,252 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:55,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,252 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:55,253 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:55,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-12-06 19:36:55,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,273 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-06 19:36:55,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,282 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:55,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,283 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:55,286 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:36:55,286 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:36:55,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-12-06 19:36:55,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,336 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-06 19:36:55,337 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 [2021-12-06 19:36:55,344 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,344 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 19:36:55,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,344 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:55,345 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:55,345 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-12-06 19:36:55,366 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 19:36:55,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,367 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-06 19:36:55,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,375 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,375 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:55,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,375 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,375 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,375 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:55,376 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:55,376 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-06 19:36:55,398 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,399 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-06 19:36:55,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,408 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,408 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:55,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,408 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:55,414 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 19:36:55,415 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 19:36:55,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-06 19:36:55,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,497 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-06 19:36:55,499 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,506 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,506 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:55,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 19:36:55,507 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 19:36:55,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-06 19:36:55,528 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 19:36:55,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,529 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-06 19:36:55,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,539 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:55,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:55,539 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:55,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-12-06 19:36:55,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,572 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-06 19:36:55,573 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,580 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,580 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:55,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,581 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:55,584 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 19:36:55,584 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 19:36:55,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-12-06 19:36:55,617 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,617 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-06 19:36:55,619 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,625 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,626 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 19:36:55,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,626 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 19:36:55,626 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 19:36:55,626 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-06 19:36:55,645 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 19:36:55,646 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,646 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-06 19:36:55,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,656 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,656 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:55,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,656 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:55,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:55,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:55,677 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,677 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-12-06 19:36:55,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,687 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,687 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:55,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,687 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:55,692 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 19:36:55,692 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 19:36:55,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-12-06 19:36:55,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 19:36:55,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:55,741 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:55,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-12-06 19:36:55,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 19:36:55,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 19:36:55,749 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 19:36:55,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 19:36:55,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 19:36:55,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 19:36:55,750 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 19:36:55,750 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 19:36:55,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 19:36:55,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 19:36:55,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2021-12-06 19:36:55,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 07:36:55 BoogieIcfgContainer [2021-12-06 19:36:55,774 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 19:36:55,774 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:36:55,774 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:36:55,774 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:36:55,775 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:36:51" (3/4) ... [2021-12-06 19:36:55,777 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 19:36:55,777 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:36:55,777 INFO L158 Benchmark]: Toolchain (without parser) took 4391.46ms. Allocated memory was 111.1MB in the beginning and 140.5MB in the end (delta: 29.4MB). Free memory was 87.2MB in the beginning and 68.8MB in the end (delta: 18.4MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2021-12-06 19:36:55,778 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:36:55,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 156.10ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 85.2MB in the end (delta: 1.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 19:36:55,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.35ms. Allocated memory is still 111.1MB. Free memory was 85.2MB in the beginning and 83.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:36:55,778 INFO L158 Benchmark]: Boogie Preprocessor took 11.33ms. Allocated memory is still 111.1MB. Free memory was 83.8MB in the beginning and 83.1MB in the end (delta: 767.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 19:36:55,779 INFO L158 Benchmark]: RCFGBuilder took 175.96ms. Allocated memory is still 111.1MB. Free memory was 82.8MB in the beginning and 75.1MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 19:36:55,779 INFO L158 Benchmark]: BuchiAutomizer took 4022.49ms. Allocated memory was 111.1MB in the beginning and 140.5MB in the end (delta: 29.4MB). Free memory was 74.9MB in the beginning and 68.8MB in the end (delta: 6.1MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2021-12-06 19:36:55,779 INFO L158 Benchmark]: Witness Printer took 2.38ms. Allocated memory is still 140.5MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:36:55,780 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 156.10ms. Allocated memory is still 111.1MB. Free memory was 86.8MB in the beginning and 85.2MB in the end (delta: 1.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.35ms. Allocated memory is still 111.1MB. Free memory was 85.2MB in the beginning and 83.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.33ms. Allocated memory is still 111.1MB. Free memory was 83.8MB in the beginning and 83.1MB in the end (delta: 767.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 175.96ms. Allocated memory is still 111.1MB. Free memory was 82.8MB in the beginning and 75.1MB in the end (delta: 7.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 4022.49ms. Allocated memory was 111.1MB in the beginning and 140.5MB in the end (delta: 29.4MB). Free memory was 74.9MB in the beginning and 68.8MB in the end (delta: 6.1MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Witness Printer took 2.38ms. Allocated memory is still 140.5MB. Free memory is still 68.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 3.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital32 mio100 ax100 hnf98 lsp100 ukn100 mio100 lsp100 div190 bol100 ite100 ukn100 eq177 hnf76 smp89 dnf100 smp100 tf102 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 45ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~r~0#1, main_~x~0#1, main_~a~0#1;havoc main_~r~0#1;havoc main_~x~0#1;main_~a~0#1 := 2 * main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~x~0#1 := (if main_~a~0#1 < 0 && 0 != main_~a~0#1 % 2 then 1 + main_~a~0#1 / 2 else main_~a~0#1 / 2);main_~r~0#1 := 0;" "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" Loop: "assume !!(0 == main_~r~0#1 * main_~r~0#1 - main_~a~0#1 - main_~r~0#1 + 2 * main_~x~0#1);main_~x~0#1 := main_~x~0#1 - main_~r~0#1;main_~r~0#1 := 1 + main_~r~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-06 19:36:55,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Ended with exit code 0 [2021-12-06 19:36:56,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2021-12-06 19:36:56,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-12-06 19:36:56,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 19:36:56,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-06 19:36:56,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d404e56-4d14-4015-8c8a-d22f8e9766bc/bin/uautomizer-DrprNOufMa/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN