./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/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_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/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 64bit --witnessprinter.graph.data.programhash 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 17:05:54,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 17:05:54,475 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 17:05:54,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 17:05:54,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 17:05:54,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 17:05:54,499 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 17:05:54,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 17:05:54,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 17:05:54,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 17:05:54,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 17:05:54,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 17:05:54,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 17:05:54,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 17:05:54,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 17:05:54,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 17:05:54,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 17:05:54,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 17:05:54,512 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 17:05:54,514 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 17:05:54,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 17:05:54,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 17:05:54,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 17:05:54,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 17:05:54,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 17:05:54,522 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 17:05:54,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 17:05:54,523 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 17:05:54,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 17:05:54,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 17:05:54,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 17:05:54,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 17:05:54,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 17:05:54,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 17:05:54,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 17:05:54,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 17:05:54,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 17:05:54,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 17:05:54,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 17:05:54,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 17:05:54,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 17:05:54,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-06 17:05:54,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 17:05:54,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 17:05:54,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 17:05:54,550 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 17:05:54,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 17:05:54,551 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 17:05:54,551 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 17:05:54,551 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 17:05:54,551 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 17:05:54,551 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 17:05:54,551 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 17:05:54,551 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 17:05:54,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 17:05:54,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 17:05:54,553 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 17:05:54,553 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 17:05:54,553 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 17:05:54,553 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 17:05:54,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 17:05:54,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 17:05:54,553 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 17:05:54,553 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 17:05:54,554 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 17:05:54,554 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_d05a41fb-c275-4e4f-af62-8a0bc10ef890/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 [2021-12-06 17:05:54,735 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 17:05:54,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 17:05:54,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 17:05:54,752 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 17:05:54,753 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 17:05:54,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-12-06 17:05:54,795 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/data/d101e14c1/4d3e99e04c6c44f8b3ea0638f14b0431/FLAGb3df39a26 [2021-12-06 17:05:55,152 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 17:05:55,152 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-12-06 17:05:55,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/data/d101e14c1/4d3e99e04c6c44f8b3ea0638f14b0431/FLAGb3df39a26 [2021-12-06 17:05:55,169 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/data/d101e14c1/4d3e99e04c6c44f8b3ea0638f14b0431 [2021-12-06 17:05:55,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 17:05:55,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 17:05:55,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 17:05:55,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 17:05:55,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 17:05:55,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12c15df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55, skipping insertion in model container [2021-12-06 17:05:55,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 17:05:55,193 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 17:05:55,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:05:55,306 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 17:05:55,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:05:55,324 INFO L208 MainTranslator]: Completed translation [2021-12-06 17:05:55,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55 WrapperNode [2021-12-06 17:05:55,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 17:05:55,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 17:05:55,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 17:05:55,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 17:05:55,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,336 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,352 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2021-12-06 17:05:55,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 17:05:55,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 17:05:55,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 17:05:55,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 17:05:55,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,362 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 17:05:55,368 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 17:05:55,368 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 17:05:55,368 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 17:05:55,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (1/1) ... [2021-12-06 17:05:55,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:55,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:55,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:55,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 17:05:55,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 17:05:55,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 17:05:55,467 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 17:05:55,468 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 17:05:55,508 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 17:05:55,512 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 17:05:55,512 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 17:05:55,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:55 BoogieIcfgContainer [2021-12-06 17:05:55,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 17:05:55,514 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 17:05:55,515 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 17:05:55,517 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 17:05:55,517 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:05:55,517 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 05:05:55" (1/3) ... [2021-12-06 17:05:55,518 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e44658b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 05:05:55, skipping insertion in model container [2021-12-06 17:05:55,518 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:05:55,518 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:05:55" (2/3) ... [2021-12-06 17:05:55,519 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e44658b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 05:05:55, skipping insertion in model container [2021-12-06 17:05:55,519 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 17:05:55,519 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:55" (3/3) ... [2021-12-06 17:05:55,520 INFO L388 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4.c [2021-12-06 17:05:55,553 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 17:05:55,553 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 17:05:55,554 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 17:05:55,554 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 17:05:55,554 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 17:05:55,554 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 17:05:55,554 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 17:05:55,554 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 17:05:55,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 17:05:55,581 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 17:05:55,581 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:05:55,581 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:05:55,585 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 17:05:55,585 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 17:05:55,585 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 17:05:55,585 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 17:05:55,587 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-06 17:05:55,587 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 17:05:55,587 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 17:05:55,587 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 17:05:55,587 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-06 17:05:55,594 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 3#L16true assume main_~y~0#1 > main_~x~0#1; 5#L17-2true [2021-12-06 17:05:55,594 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 5#L17-2true [2021-12-06 17:05:55,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:05:55,600 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-12-06 17:05:55,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:05:55,610 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788132806] [2021-12-06 17:05:55,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:05:55,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:05:55,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:55,670 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:05:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:55,683 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:05:55,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:05:55,685 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times [2021-12-06 17:05:55,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:05:55,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205615319] [2021-12-06 17:05:55,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:05:55,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:05:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:55,690 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:05:55,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:55,693 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:05:55,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:05:55,695 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2021-12-06 17:05:55,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:05:55,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686086996] [2021-12-06 17:05:55,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:05:55,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:05:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:55,701 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:05:55,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:55,705 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:05:55,765 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:05:55,765 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:05:55,765 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:05:55,765 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:05:55,765 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-06 17:05:55,765 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:55,766 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:05:55,766 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:05:55,766 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-12-06 17:05:55,766 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:05:55,766 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:05:55,779 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 17:05:55,786 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 17:05:55,793 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 17:05:55,796 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 17:05:55,799 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 17:05:55,801 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 17:05:55,861 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:05:55,862 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-06 17:05:55,864 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:55,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:55,865 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:55,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 17:05:55,867 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:05:55,867 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:05:55,889 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-06 17:05:55,889 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-06 17:05:55,922 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:55,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:55,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:55,924 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:55,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 17:05:55,925 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-06 17:05:55,925 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:05:55,967 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 17:05:55,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:55,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:55,968 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:55,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 17:05:55,970 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-06 17:05:55,970 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-06 17:05:56,080 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-06 17:05:56,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 17:05:56,083 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 17:05:56,083 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 17:05:56,084 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 17:05:56,084 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 17:05:56,084 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 17:05:56,084 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,084 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 17:05:56,084 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 17:05:56,084 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-12-06 17:05:56,084 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 17:05:56,084 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 17:05:56,086 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 17:05:56,089 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 17:05:56,095 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 17:05:56,097 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 17:05:56,099 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 17:05:56,101 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 17:05:56,135 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 17:05:56,140 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 17:05:56,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,142 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 17:05:56,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:05:56,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:05:56,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:05:56,161 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 17:05:56,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,182 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 17:05:56,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,191 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,191 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:05:56,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:05:56,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:05:56,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 17:05:56,229 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,230 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 17:05:56,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:05:56,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:05:56,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:05:56,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 17:05:56,260 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,261 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 17:05:56,262 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:05:56,270 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:05:56,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 17:05:56,290 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,291 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 17:05:56,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:05:56,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:05:56,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 17:05:56,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-12-06 17:05:56,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,328 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 17:05:56,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 17:05:56,338 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 17:05:56,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,358 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 17:05:56,358 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-06 17:05:56,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,359 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 17:05:56,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,368 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,368 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,368 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,368 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:56,371 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:05:56,371 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:05:56,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-12-06 17:05:56,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,396 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 17:05:56,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,407 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:56,410 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:05:56,411 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:05:56,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:56,436 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,437 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 17:05:56,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,446 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,446 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:56,447 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:05:56,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 17:05:56,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,468 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 17:05:56,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,478 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,478 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:56,479 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:05:56,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-06 17:05:56,499 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,500 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 17:05:56,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,510 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:56,513 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:05:56,513 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:05:56,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:56,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,537 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 17:05:56,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,548 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:56,548 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:05:56,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 17:05:56,571 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-06 17:05:56,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,572 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 17:05:56,573 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 17:05:56,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,582 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:56,585 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:56,585 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:56,589 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 17:05:56,608 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,609 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 17:05:56,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,618 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:56,622 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:56,622 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:56,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-06 17:05:56,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,650 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 17:05:56,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,659 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:56,660 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:56,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2021-12-06 17:05:56,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,681 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 17:05:56,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,690 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:56,691 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:56,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:56,711 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,712 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 17:05:56,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,721 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:56,723 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:56,723 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:56,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-12-06 17:05:56,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,747 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 17:05:56,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:56,756 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:56,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-12-06 17:05:56,776 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-06 17:05:56,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,777 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 17:05:56,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,787 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:56,790 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:05:56,790 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:05:56,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 17:05:56,817 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,817 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 17:05:56,819 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 17:05:56,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,827 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:56,832 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:05:56,832 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:05:56,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-06 17:05:56,861 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,862 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 17:05:56,863 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 17:05:56,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,871 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,872 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:56,873 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:05:56,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 17:05:56,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,894 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 17:05:56,895 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,903 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:56,904 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:05:56,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:56,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,925 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 17:05:56,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,935 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:56,937 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:05:56,937 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:05:56,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 17:05:56,961 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,962 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:56,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 17:05:56,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:56,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 17:05:56,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:56,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:56,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:56,971 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:56,972 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:05:56,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:56,974 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:56,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:56,998 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-06 17:05:56,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:56,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:56,999 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 17:05:57,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,009 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,009 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,009 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:57,012 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:05:57,012 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:05:57,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 17:05:57,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,035 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 17:05:57,036 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 17:05:57,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,044 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,044 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:57,047 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:05:57,047 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:05:57,054 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:57,073 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,073 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 17:05:57,075 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,083 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,083 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,083 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,083 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,083 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,083 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:57,084 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:05:57,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,086 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-06 17:05:57,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,105 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 17:05:57,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:05:57,114 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,114 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,114 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:57,115 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:05:57,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 17:05:57,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,137 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 17:05:57,139 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 17:05:57,147 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,147 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,147 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,147 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,147 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:57,149 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-06 17:05:57,149 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-06 17:05:57,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 17:05:57,176 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,177 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 17:05:57,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,186 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,187 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-06 17:05:57,187 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-06 17:05:57,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-06 17:05:57,215 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-06 17:05:57,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,216 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 17:05:57,217 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 17:05:57,226 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,226 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:05:57,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,226 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,229 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:57,229 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:57,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 17:05:57,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,267 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 17:05:57,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,276 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,276 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:05:57,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,277 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,281 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:57,281 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:57,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,313 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:57,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,314 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 17:05:57,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,324 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,324 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:05:57,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,324 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,326 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:57,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,360 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 17:05:57,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,362 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 17:05:57,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,371 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,371 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:05:57,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,372 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,373 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:57,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,376 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 17:05:57,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,396 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 17:05:57,397 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:05:57,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,405 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:05:57,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,405 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,408 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:57,408 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:57,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-06 17:05:57,434 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,434 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 17:05:57,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,443 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-06 17:05:57,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,444 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,445 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:57,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,480 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:57,480 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-06 17:05:57,480 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,481 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 17:05:57,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,492 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,493 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,493 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:57,497 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:05:57,497 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:05:57,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-06 17:05:57,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,540 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 17:05:57,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,550 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,550 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,550 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:57,554 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:05:57,554 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:05:57,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:57,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,588 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 17:05:57,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:57,598 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:05:57,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-06 17:05:57,620 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,621 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 17:05:57,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:05:57,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,631 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,631 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,631 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:57,632 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:05:57,632 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 17:05:57,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,656 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 17:05:57,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,667 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,667 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,667 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:57,670 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-06 17:05:57,670 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-06 17:05:57,680 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 17:05:57,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,701 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-06 17:05:57,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:05:57,711 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,711 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,711 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-06 17:05:57,713 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-06 17:05:57,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-06 17:05:57,735 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-06 17:05:57,735 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,736 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-06 17:05:57,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,744 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,745 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,745 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:57,747 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:57,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-06 17:05:57,770 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,771 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-06 17:05:57,772 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,779 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,779 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,780 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,782 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:57,783 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:57,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:57,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,809 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-06 17:05:57,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,818 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,819 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,819 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:57,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-06 17:05:57,839 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,840 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-06 17:05:57,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,850 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,850 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,851 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,851 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:57,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-06 17:05:57,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,872 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-06 17:05:57,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,880 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,880 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,881 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,882 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-06 17:05:57,882 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-06 17:05:57,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-06 17:05:57,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,905 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-06 17:05:57,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:57,914 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,914 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-06 17:05:57,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:57,914 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,914 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,914 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-06 17:05:57,914 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-06 17:05:57,914 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:57,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:57,934 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-06 17:05:57,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,935 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-06 17:05:57,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:05:57,944 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,944 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,944 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:05:57,946 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:05:57,946 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:05:57,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:57,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-06 17:05:57,970 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:57,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:57,971 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:57,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-06 17:05:57,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 17:05:57,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:57,980 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:57,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:57,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:57,980 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:05:57,983 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:05:57,983 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:05:57,993 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:58,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-06 17:05:58,012 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:58,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:58,013 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:58,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-06 17:05:58,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:58,022 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:58,022 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:58,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:58,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:58,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:58,022 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:05:58,023 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:05:58,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:58,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:58,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-06 17:05:58,043 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:58,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:58,044 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:58,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-06 17:05:58,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:58,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:58,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:58,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:58,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:58,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:58,053 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:05:58,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:05:58,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:58,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:58,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-06 17:05:58,075 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:58,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:58,076 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:58,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-06 17:05:58,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 17:05:58,085 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:58,085 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:58,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:58,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:58,085 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:05:58,087 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-06 17:05:58,087 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-06 17:05:58,093 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:58,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-06 17:05:58,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 17:05:58,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:58,113 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 17:05:58,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-06 17:05:58,118 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 17:05:58,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-06 17:05:58,126 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-06 17:05:58,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 17:05:58,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 17:05:58,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 17:05:58,127 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-06 17:05:58,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 17:05:58,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 17:05:58,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 17:05:58,148 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-12-06 17:05:58,149 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-06 17:05:58,149 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 3#L16true assume main_~y~0#1 > main_~x~0#1; 5#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 5#L17-2true [2021-12-06 17:05:58,149 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 5#L17-2true [2021-12-06 17:05:58,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:05:58,150 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 2 times [2021-12-06 17:05:58,150 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:05:58,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577434323] [2021-12-06 17:05:58,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:05:58,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:05:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:58,154 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:05:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:58,157 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:05:58,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:05:58,158 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 2 times [2021-12-06 17:05:58,158 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:05:58,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212550957] [2021-12-06 17:05:58,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:05:58,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:05:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:58,161 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 17:05:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 17:05:58,163 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 17:05:58,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:05:58,163 INFO L85 PathProgramCache]: Analyzing trace with hash 28693986, now seen corresponding path program 3 times [2021-12-06 17:05:58,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:05:58,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187095247] [2021-12-06 17:05:58,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:05:58,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:05:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:05:58,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:05:58,193 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:05:58,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187095247] [2021-12-06 17:05:58,193 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187095247] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:05:58,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144859734] [2021-12-06 17:05:58,193 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 17:05:58,194 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:05:58,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:05:58,194 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:05:58,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2021-12-06 17:05:58,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-06 17:05:58,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 17:05:58,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 17:05:58,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:05:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:05:58,248 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 17:05:58,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 17:05:58,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144859734] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 17:05:58,263 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 17:05:58,264 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2021-12-06 17:05:58,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964333989] [2021-12-06 17:05:58,264 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 17:05:58,276 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:05:58,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 17:05:58,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 17:05:58,301 INFO L87 Difference]: Start difference. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 17:05:58,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:05:58,320 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2021-12-06 17:05:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 17:05:58,325 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 13 transitions. [2021-12-06 17:05:58,326 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 17:05:58,327 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. [2021-12-06 17:05:58,328 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 17:05:58,328 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 17:05:58,328 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 17:05:58,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 17:05:58,328 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:05:58,328 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:05:58,328 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:05:58,328 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 17:05:58,328 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 17:05:58,328 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 17:05:58,329 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 17:05:58,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 05:05:58 BoogieIcfgContainer [2021-12-06 17:05:58,332 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 17:05:58,332 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 17:05:58,332 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 17:05:58,332 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 17:05:58,332 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:05:55" (3/4) ... [2021-12-06 17:05:58,334 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 17:05:58,334 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 17:05:58,335 INFO L158 Benchmark]: Toolchain (without parser) took 3162.46ms. Allocated memory was 109.1MB in the beginning and 146.8MB in the end (delta: 37.7MB). Free memory was 72.4MB in the beginning and 102.5MB in the end (delta: -30.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-12-06 17:05:58,335 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:05:58,335 INFO L158 Benchmark]: CACSL2BoogieTranslator took 150.01ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 85.8MB in the end (delta: -13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 17:05:58,336 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.18ms. Allocated memory is still 109.1MB. Free memory was 85.8MB in the beginning and 84.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:05:58,336 INFO L158 Benchmark]: Boogie Preprocessor took 14.47ms. Allocated memory is still 109.1MB. Free memory was 84.4MB in the beginning and 83.8MB in the end (delta: 648.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 17:05:58,336 INFO L158 Benchmark]: RCFGBuilder took 146.17ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 76.0MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 17:05:58,337 INFO L158 Benchmark]: BuchiAutomizer took 2817.16ms. Allocated memory was 109.1MB in the beginning and 146.8MB in the end (delta: 37.7MB). Free memory was 75.9MB in the beginning and 102.5MB in the end (delta: -26.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2021-12-06 17:05:58,337 INFO L158 Benchmark]: Witness Printer took 2.55ms. Allocated memory is still 146.8MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:05:58,339 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 150.01ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 85.8MB in the end (delta: -13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.18ms. Allocated memory is still 109.1MB. Free memory was 85.8MB in the beginning and 84.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.47ms. Allocated memory is still 109.1MB. Free memory was 84.4MB in the beginning and 83.8MB in the end (delta: 648.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 146.17ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 76.0MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 2817.16ms. Allocated memory was 109.1MB in the beginning and 146.8MB in the end (delta: 37.7MB). Free memory was 75.9MB in the beginning and 102.5MB in the end (delta: -26.6MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Witness Printer took 2.55ms. Allocated memory is still 146.8MB. Free memory is still 102.5MB. 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 Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 17:05:58,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Ended with exit code 0 [2021-12-06 17:05:58,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d05a41fb-c275-4e4f-af62-8a0bc10ef890/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 Writing output log to file Ultimate.log Result: TRUE