./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD --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 dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 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Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: no settings was sufficient --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:39:09,443 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:39:09,445 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:39:09,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:39:09,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:39:09,478 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:39:09,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:39:09,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:39:09,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:39:09,485 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:39:09,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:39:09,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:39:09,489 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:39:09,490 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:39:09,492 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:39:09,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:39:09,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:39:09,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:39:09,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:39:09,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:39:09,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:39:09,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:39:09,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:39:09,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:39:09,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:39:09,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:39:09,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:39:09,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:39:09,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:39:09,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:39:09,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:39:09,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:39:09,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:39:09,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:39:09,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:39:09,549 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:39:09,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:39:09,550 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:39:09,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:39:09,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:39:09,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:39:09,552 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-28 23:39:09,598 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:39:09,598 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:39:09,599 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:39:09,599 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:39:09,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:39:09,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:39:09,601 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:39:09,601 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 23:39:09,601 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 23:39:09,602 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 23:39:09,603 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 23:39:09,603 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 23:39:09,603 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 23:39:09,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:39:09,604 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:39:09,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:39:09,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:39:09,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 23:39:09,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 23:39:09,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 23:39:09,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:39:09,605 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 23:39:09,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:39:09,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 23:39:09,606 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:39:09,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:39:09,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:39:09,608 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:39:09,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:39:09,609 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 23:39:09,609 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_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dbeb9f947cec8628096a17298becb379047c46a0d943e4ea9c16db72c8a208b4 [2021-10-28 23:39:09,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:39:09,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:39:09,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:39:09,893 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:39:09,897 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:39:09,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2021-10-28 23:39:09,980 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/data/2ffc96bcf/7d71edb976874cf492e2c1f6f05cfe29/FLAG4d3fa3ec0 [2021-10-28 23:39:10,531 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:39:10,545 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2021-10-28 23:39:10,557 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/data/2ffc96bcf/7d71edb976874cf492e2c1f6f05cfe29/FLAG4d3fa3ec0 [2021-10-28 23:39:10,835 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/data/2ffc96bcf/7d71edb976874cf492e2c1f6f05cfe29 [2021-10-28 23:39:10,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:39:10,841 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:39:10,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:39:10,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:39:10,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:39:10,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:39:10" (1/1) ... [2021-10-28 23:39:10,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e22edbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:10, skipping insertion in model container [2021-10-28 23:39:10,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:39:10" (1/1) ... [2021-10-28 23:39:10,864 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:39:10,924 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:39:11,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:39:11,256 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:39:11,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:39:11,323 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:39:11,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11 WrapperNode [2021-10-28 23:39:11,324 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:39:11,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:39:11,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:39:11,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:39:11,332 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,347 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,371 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:39:11,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:39:11,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:39:11,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:39:11,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,407 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,407 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:39:11,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:39:11,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:39:11,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:39:11,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (1/1) ... [2021-10-28 23:39:11,431 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:11,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:11,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:11,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 23:39:11,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:39:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:39:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:39:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:39:11,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:39:11,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:39:11,843 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:39:11,843 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-28 23:39:11,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:39:11 BoogieIcfgContainer [2021-10-28 23:39:11,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:39:11,846 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 23:39:11,846 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 23:39:11,861 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 23:39:11,862 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:39:11,862 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 11:39:10" (1/3) ... [2021-10-28 23:39:11,878 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c5588c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:39:11, skipping insertion in model container [2021-10-28 23:39:11,878 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:39:11,878 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:39:11" (2/3) ... [2021-10-28 23:39:11,878 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c5588c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 11:39:11, skipping insertion in model container [2021-10-28 23:39:11,879 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 23:39:11,879 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:39:11" (3/3) ... [2021-10-28 23:39:11,880 INFO L389 chiAutomizerObserver]: Analyzing ICFG gcd1-alloca.i [2021-10-28 23:39:11,944 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 23:39:11,956 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 23:39:11,957 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 23:39:11,957 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 23:39:11,957 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 23:39:11,957 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 23:39:11,957 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 23:39:11,958 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 23:39:11,984 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2021-10-28 23:39:12,006 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:12,006 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:12,007 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:12,013 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 23:39:12,013 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 23:39:12,014 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 23:39:12,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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) [2021-10-28 23:39:12,018 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:12,018 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:12,018 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:12,019 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 23:39:12,019 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-28 23:39:12,027 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 10#L553true assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 6#L553-2true call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 16#L554true assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 7#L555-2true [2021-10-28 23:39:12,028 INFO L793 eck$LassoCheckResult]: Loop: 7#L555-2true call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 11#L555true assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 14#L557-3true assume !true; 9#L557-4true call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 7#L555-2true [2021-10-28 23:39:12,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:12,041 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2021-10-28 23:39:12,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:12,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201939165] [2021-10-28 23:39:12,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:12,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:12,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,243 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:12,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,331 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:12,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:12,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1513768, now seen corresponding path program 1 times [2021-10-28 23:39:12,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:12,335 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104702921] [2021-10-28 23:39:12,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:12,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:12,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:39:12,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104702921] [2021-10-28 23:39:12,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104702921] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:39:12,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:39:12,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:39:12,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81409978] [2021-10-28 23:39:12,437 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-10-28 23:39:12,438 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:39:12,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:39:12,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:39:12,452 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2021-10-28 23:39:12,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:39:12,458 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2021-10-28 23:39:12,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:39:12,460 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2021-10-28 23:39:12,461 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:12,464 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2021-10-28 23:39:12,465 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-10-28 23:39:12,466 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-10-28 23:39:12,466 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2021-10-28 23:39:12,467 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 23:39:12,467 INFO L681 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 23:39:12,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2021-10-28 23:39:12,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-10-28 23:39:12,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:12,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-10-28 23:39:12,499 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 23:39:12,500 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-10-28 23:39:12,500 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 23:39:12,500 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-10-28 23:39:12,502 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:12,502 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:12,502 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:12,503 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 23:39:12,503 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 23:39:12,504 INFO L791 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 43#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 38#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 39#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 44#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 45#L555-2 [2021-10-28 23:39:12,504 INFO L793 eck$LassoCheckResult]: Loop: 45#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 40#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 41#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 46#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 47#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 45#L555-2 [2021-10-28 23:39:12,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:12,505 INFO L85 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 2 times [2021-10-28 23:39:12,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:12,506 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769130327] [2021-10-28 23:39:12,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:12,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,562 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,588 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:12,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:12,590 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 1 times [2021-10-28 23:39:12,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:12,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295775469] [2021-10-28 23:39:12,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:12,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,604 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,619 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:12,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:12,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1985425099, now seen corresponding path program 1 times [2021-10-28 23:39:12,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:12,620 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8232221] [2021-10-28 23:39:12,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:12,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,654 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:12,689 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:13,889 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:39:13,890 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:39:13,895 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:39:13,895 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:39:13,896 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:39:13,896 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:13,896 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:39:13,896 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:39:13,896 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration2_Lasso [2021-10-28 23:39:13,897 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:39:13,897 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:39:13,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:13,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,471 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:14,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:15,000 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:39:15,005 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:39:15,007 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,009 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 23:39:15,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:15,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:15,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-28 23:39:15,087 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,089 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 23:39:15,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,172 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,173 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 23:39:15,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,252 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 23:39:15,262 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 [2021-10-28 23:39:15,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,296 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,297 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 23:39:15,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,309 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,348 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,349 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 23:39:15,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:15,361 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:15,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,425 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,429 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:15,450 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:15,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 23:39:15,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,494 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,495 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 23:39:15,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,530 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,531 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 23:39:15,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,547 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:15,547 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:15,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,595 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,596 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 23:39:15,610 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 [2021-10-28 23:39:15,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,618 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2021-10-28 23:39:15,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,659 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 23:39:15,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,713 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,714 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 23:39:15,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,750 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,750 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,751 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 23:39:15,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:15,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:15,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:15,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,795 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,796 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 23:39:15,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,821 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:15,821 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:15,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,868 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,869 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 23:39:15,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,881 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:15,881 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:15,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:15,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:15,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:15,907 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:15,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-28 23:39:15,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:15,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:15,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:15,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:15,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:15,932 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:15,932 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:15,948 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:39:15,996 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-28 23:39:15,996 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-10-28 23:39:15,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:15,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:16,013 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:16,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-28 23:39:16,061 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:39:16,111 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:39:16,112 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:39:16,112 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_1 Supporting invariants [] [2021-10-28 23:39:16,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:16,267 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:39:16,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:16,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:39:16,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:16,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:16,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:16,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 23:39:16,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:16,515 INFO L354 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2021-10-28 23:39:16,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2021-10-28 23:39:16,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:16,799 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2021-10-28 23:39:16,800 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:16,948 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 38 transitions. Complement of second has 14 states. [2021-10-28 23:39:16,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:39:16,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:16,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-10-28 23:39:16,953 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 5 letters. [2021-10-28 23:39:16,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:16,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 10 letters. Loop has 5 letters. [2021-10-28 23:39:16,955 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:16,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 10 letters. [2021-10-28 23:39:16,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:16,956 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2021-10-28 23:39:16,961 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-28 23:39:16,964 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 27 states and 34 transitions. [2021-10-28 23:39:16,965 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-10-28 23:39:16,966 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-10-28 23:39:16,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 34 transitions. [2021-10-28 23:39:16,967 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:16,967 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2021-10-28 23:39:16,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 34 transitions. [2021-10-28 23:39:16,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 19. [2021-10-28 23:39:16,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 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) [2021-10-28 23:39:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-10-28 23:39:16,974 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 23:39:16,974 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 23:39:16,974 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-28 23:39:16,975 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-10-28 23:39:16,975 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:16,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:16,976 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:16,976 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-10-28 23:39:16,977 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 23:39:16,977 INFO L791 eck$LassoCheckResult]: Stem: 254#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 255#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 248#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 249#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 256#L554 assume gcd_#t~mem7 < 0;havoc gcd_#t~mem7;call gcd_#t~mem8 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(-gcd_#t~mem8, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem8; 257#L555-2 [2021-10-28 23:39:16,977 INFO L793 eck$LassoCheckResult]: Loop: 257#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 250#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 251#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 260#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 264#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 257#L555-2 [2021-10-28 23:39:16,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:16,980 INFO L85 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2021-10-28 23:39:16,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:16,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537195907] [2021-10-28 23:39:16,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:16,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:17,028 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:17,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:17,047 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:17,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:17,048 INFO L85 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 2 times [2021-10-28 23:39:17,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:17,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762684593] [2021-10-28 23:39:17,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:17,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:17,066 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:17,080 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:17,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:17,080 INFO L85 PathProgramCache]: Analyzing trace with hash -2042683401, now seen corresponding path program 1 times [2021-10-28 23:39:17,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:17,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175136125] [2021-10-28 23:39:17,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:17,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:17,129 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:17,173 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:17,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:18,096 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:39:18,097 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:39:18,097 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:39:18,097 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:39:18,097 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:39:18,097 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:18,097 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:39:18,097 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:39:18,097 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration3_Lasso [2021-10-28 23:39:18,097 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:39:18,097 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:39:18,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,111 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,119 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,124 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,129 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,131 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,135 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,145 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,582 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:18,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:19,049 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:39:19,049 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:39:19,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,050 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-28 23:39:19,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,065 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,066 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,066 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,098 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,099 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-28 23:39:19,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,109 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,109 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-10-28 23:39:19,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,133 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-28 23:39:19,137 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,144 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,206 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,207 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-28 23:39:19,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,272 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-28 23:39:19,292 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 [2021-10-28 23:39:19,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:19,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:19,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,357 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-28 23:39:19,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-28 23:39:19,412 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,413 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-28 23:39:19,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,427 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,427 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,427 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,432 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:19,432 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:19,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-28 23:39:19,459 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,460 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-28 23:39:19,461 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,471 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,491 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-28 23:39:19,492 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,493 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,501 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 [2021-10-28 23:39:19,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-28 23:39:19,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,510 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:19,510 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:19,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,570 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,573 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-28 23:39:19,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-10-28 23:39:19,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,624 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-28 23:39:19,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,654 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,655 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-28 23:39:19,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,664 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,689 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-28 23:39:19,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,698 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,698 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-28 23:39:19,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,720 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-28 23:39:19,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,731 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:19,731 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:19,753 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,786 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,801 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-28 23:39:19,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:19,841 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,842 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-28 23:39:19,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:19,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:19,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:19,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-10-28 23:39:19,875 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,877 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-28 23:39:19,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,886 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:19,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:19,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:19,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-28 23:39:19,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:19,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:19,941 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:19,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-28 23:39:19,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:19,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:19,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:19,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:19,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:19,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:19,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:19,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:20,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:20,010 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:20,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:20,011 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:20,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:20,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:20,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:20,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:20,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:20,024 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:20,024 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:20,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-28 23:39:20,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:20,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:20,073 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:20,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:20,075 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:20,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-28 23:39:20,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:20,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:20,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:20,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:20,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:20,097 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:20,097 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:20,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:20,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:20,161 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:20,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:20,163 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:20,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-28 23:39:20,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:20,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:20,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:20,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:20,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:20,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:20,176 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:20,190 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:20,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:20,213 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:20,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:20,214 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:20,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-28 23:39:20,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:20,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:20,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:20,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:20,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:20,232 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:20,233 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:20,255 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:20,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-10-28 23:39:20,285 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:20,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:20,285 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:20,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-28 23:39:20,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:20,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:20,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:20,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:20,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:20,301 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:20,301 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:20,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:20,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:20,337 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:20,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:20,338 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:20,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-28 23:39:20,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:20,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:20,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:20,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:20,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:20,353 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:20,353 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:20,377 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:39:20,393 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 23:39:20,394 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-10-28 23:39:20,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:20,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:20,397 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:20,401 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:39:20,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-28 23:39:20,433 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:39:20,433 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:39:20,433 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_2 Supporting invariants [] [2021-10-28 23:39:20,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:20,551 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:39:20,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:20,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:39:20,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:20,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:20,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:20,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 23:39:20,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:20,734 INFO L354 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2021-10-28 23:39:20,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2021-10-28 23:39:20,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:20,971 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2021-10-28 23:39:20,971 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:21,076 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 49 transitions. Complement of second has 14 states. [2021-10-28 23:39:21,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:39:21,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-10-28 23:39:21,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 5 letters. [2021-10-28 23:39:21,078 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:21,078 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 10 letters. Loop has 5 letters. [2021-10-28 23:39:21,079 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:21,079 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 10 letters. [2021-10-28 23:39:21,079 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:21,079 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2021-10-28 23:39:21,081 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-10-28 23:39:21,082 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 36 states and 45 transitions. [2021-10-28 23:39:21,082 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-28 23:39:21,082 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-10-28 23:39:21,082 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2021-10-28 23:39:21,082 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:21,083 INFO L681 BuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2021-10-28 23:39:21,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2021-10-28 23:39:21,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 19. [2021-10-28 23:39:21,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 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) [2021-10-28 23:39:21,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-10-28 23:39:21,086 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 23:39:21,086 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-10-28 23:39:21,086 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-10-28 23:39:21,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-10-28 23:39:21,087 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:21,087 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:21,087 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:21,087 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:21,088 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:39:21,088 INFO L791 eck$LassoCheckResult]: Stem: 482#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 483#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 480#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 481#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 484#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 493#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 487#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 494#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 490#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 477#L557-3 [2021-10-28 23:39:21,088 INFO L793 eck$LassoCheckResult]: Loop: 477#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 488#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 477#L557-3 [2021-10-28 23:39:21,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:21,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1182880019, now seen corresponding path program 1 times [2021-10-28 23:39:21,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:21,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757610446] [2021-10-28 23:39:21,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:21,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:21,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:21,105 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:21,123 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:21,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:21,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 1 times [2021-10-28 23:39:21,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:21,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400813659] [2021-10-28 23:39:21,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:21,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:21,131 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:21,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:21,138 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:21,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:21,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1418634248, now seen corresponding path program 2 times [2021-10-28 23:39:21,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:21,139 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124840862] [2021-10-28 23:39:21,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:21,139 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:21,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:21,200 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:21,235 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:22,423 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:39:22,423 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:39:22,423 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:39:22,423 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:39:22,423 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:39:22,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:22,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:39:22,424 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:39:22,424 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration4_Lasso [2021-10-28 23:39:22,424 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:39:22,424 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:39:22,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,435 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,437 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,443 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,791 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,800 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,806 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,812 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:22,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:23,203 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:39:23,203 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:39:23,203 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,204 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-28 23:39:23,206 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,212 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,213 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,213 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,213 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,214 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-10-28 23:39:23,233 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,234 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-28 23:39:23,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,275 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,276 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-28 23:39:23,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,305 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,305 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,306 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-28 23:39:23,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,315 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,315 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,336 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-28 23:39:23,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,346 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,346 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,347 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,347 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,364 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-28 23:39:23,383 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,384 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-28 23:39:23,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,393 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,414 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-10-28 23:39:23,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,428 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-10-28 23:39:23,448 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,448 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-10-28 23:39:23,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,458 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,480 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,481 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-10-28 23:39:23,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,515 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-10-28 23:39:23,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,545 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,545 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-10-28 23:39:23,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,580 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-10-28 23:39:23,581 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,582 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-10-28 23:39:23,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,591 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:23,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,591 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:23,591 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:23,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-10-28 23:39:23,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,631 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-10-28 23:39:23,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,642 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,642 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,642 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,643 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,643 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-10-28 23:39:23,665 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,666 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-10-28 23:39:23,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,749 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,750 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-10-28 23:39:23,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,812 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,813 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,814 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-10-28 23:39:23,823 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,848 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-10-28 23:39:23,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:23,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,880 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-10-28 23:39:23,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:23,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:23,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-10-28 23:39:23,925 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,925 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-10-28 23:39:23,926 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 [2021-10-28 23:39:23,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:23,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:23,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:23,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:23,939 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:23,939 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:23,958 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:39:23,977 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-10-28 23:39:23,977 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-10-28 23:39:23,977 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:23,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:23,985 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:23,986 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:39:23,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-10-28 23:39:23,995 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-10-28 23:39:23,995 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:39:23,996 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_3) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_3 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3 - 1 >= 0] [2021-10-28 23:39:24,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-10-28 23:39:24,073 INFO L297 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:39:24,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:24,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:39:24,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:24,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:24,160 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 23:39:24,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2021-10-28 23:39:24,272 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-10-28 23:39:24,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 25 [2021-10-28 23:39:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:24,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 23:39:24,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:24,381 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-10-28 23:39:24,382 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:24,453 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7. Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 32 transitions. Complement of second has 10 states. [2021-10-28 23:39:24,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 23:39:24,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:39:24,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 16 transitions. [2021-10-28 23:39:24,455 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-28 23:39:24,455 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:24,455 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 11 letters. Loop has 2 letters. [2021-10-28 23:39:24,455 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:24,455 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 9 letters. Loop has 4 letters. [2021-10-28 23:39:24,456 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:24,456 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2021-10-28 23:39:24,457 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:24,458 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 24 states and 31 transitions. [2021-10-28 23:39:24,458 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-10-28 23:39:24,458 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-10-28 23:39:24,458 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. [2021-10-28 23:39:24,458 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:24,459 INFO L681 BuchiCegarLoop]: Abstraction has 24 states and 31 transitions. [2021-10-28 23:39:24,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. [2021-10-28 23:39:24,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2021-10-28 23:39:24,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 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) [2021-10-28 23:39:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 30 transitions. [2021-10-28 23:39:24,462 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-10-28 23:39:24,462 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-10-28 23:39:24,462 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-10-28 23:39:24,462 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 30 transitions. [2021-10-28 23:39:24,463 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-10-28 23:39:24,463 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:24,463 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:24,464 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:24,464 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-10-28 23:39:24,464 INFO L791 eck$LassoCheckResult]: Stem: 692#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 693#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 686#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 687#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 694#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 705#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 697#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 708#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 707#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 706#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 700#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 701#L557-4 [2021-10-28 23:39:24,464 INFO L793 eck$LassoCheckResult]: Loop: 701#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 695#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 688#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 689#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 698#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 701#L557-4 [2021-10-28 23:39:24,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:24,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1418634250, now seen corresponding path program 1 times [2021-10-28 23:39:24,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:24,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941010970] [2021-10-28 23:39:24,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:24,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:24,482 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:24,501 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:24,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:24,502 INFO L85 PathProgramCache]: Analyzing trace with hash 64312973, now seen corresponding path program 3 times [2021-10-28 23:39:24,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:24,502 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558835329] [2021-10-28 23:39:24,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:24,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:24,509 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:24,517 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:24,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:24,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1038603336, now seen corresponding path program 1 times [2021-10-28 23:39:24,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:24,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759688238] [2021-10-28 23:39:24,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:24,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:24,947 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-28 23:39:24,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:39:24,947 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759688238] [2021-10-28 23:39:24,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759688238] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:39:24,947 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096117369] [2021-10-28 23:39:24,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:24,948 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:39:24,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:24,961 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:39:24,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:24,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2021-10-28 23:39:25,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:25,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-28 23:39:25,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:25,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:25,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 15 [2021-10-28 23:39:25,304 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 23:39:25,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 41 [2021-10-28 23:39:25,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:25,589 INFO L354 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2021-10-28 23:39:25,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 46 [2021-10-28 23:39:25,823 INFO L354 Elim1Store]: treesize reduction 28, result has 30.0 percent of original size [2021-10-28 23:39:25,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 35 [2021-10-28 23:39:25,946 INFO L354 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2021-10-28 23:39:25,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 28 [2021-10-28 23:39:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:25,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096117369] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:39:25,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:39:25,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2021-10-28 23:39:25,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796641147] [2021-10-28 23:39:26,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:39:26,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-10-28 23:39:26,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2021-10-28 23:39:26,114 INFO L87 Difference]: Start difference. First operand 23 states and 30 transitions. cyclomatic complexity: 10 Second operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 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) [2021-10-28 23:39:27,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:39:27,989 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2021-10-28 23:39:27,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-28 23:39:27,989 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 53 transitions. [2021-10-28 23:39:27,990 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2021-10-28 23:39:27,992 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 41 states and 50 transitions. [2021-10-28 23:39:27,993 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-10-28 23:39:27,993 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2021-10-28 23:39:27,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 50 transitions. [2021-10-28 23:39:27,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:27,993 INFO L681 BuchiCegarLoop]: Abstraction has 41 states and 50 transitions. [2021-10-28 23:39:27,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 50 transitions. [2021-10-28 23:39:27,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 25. [2021-10-28 23:39:27,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 states have internal predecessors, (31), 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) [2021-10-28 23:39:27,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2021-10-28 23:39:27,997 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-10-28 23:39:27,997 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-10-28 23:39:27,997 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-10-28 23:39:27,998 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2021-10-28 23:39:27,998 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-10-28 23:39:27,998 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:27,998 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:27,999 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:27,999 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-10-28 23:39:27,999 INFO L791 eck$LassoCheckResult]: Stem: 866#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 867#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 864#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 865#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 868#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 878#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 870#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 881#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 880#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 879#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 874#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 876#L557-4 [2021-10-28 23:39:27,999 INFO L793 eck$LassoCheckResult]: Loop: 876#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 877#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 862#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 863#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 886#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 871#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 872#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 876#L557-4 [2021-10-28 23:39:28,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:28,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1418634250, now seen corresponding path program 2 times [2021-10-28 23:39:28,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:28,000 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106642189] [2021-10-28 23:39:28,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:28,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:28,014 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:28,029 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:28,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:28,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1675227762, now seen corresponding path program 1 times [2021-10-28 23:39:28,030 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:28,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889667101] [2021-10-28 23:39:28,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:28,031 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:28,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:28,040 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:28,050 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:28,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:28,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1665390371, now seen corresponding path program 2 times [2021-10-28 23:39:28,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:28,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079969692] [2021-10-28 23:39:28,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:28,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:28,071 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:28,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:28,094 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:29,325 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:39:29,325 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:39:29,325 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:39:29,325 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:39:29,325 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:39:29,325 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:29,325 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:39:29,325 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:39:29,325 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration6_Lasso [2021-10-28 23:39:29,325 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:39:29,325 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:39:29,329 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,336 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,338 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,339 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,344 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:29,726 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:30,081 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:39:30,082 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:39:30,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,084 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-10-28 23:39:30,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,096 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:30,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,117 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-10-28 23:39:30,118 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 [2021-10-28 23:39:30,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:30,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,152 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-10-28 23:39:30,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-10-28 23:39:30,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,188 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-10-28 23:39:30,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-10-28 23:39:30,220 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,221 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-10-28 23:39:30,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,230 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,230 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,230 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,230 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,230 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-10-28 23:39:30,253 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,253 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-10-28 23:39:30,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,264 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,264 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-10-28 23:39:30,290 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,291 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-10-28 23:39:30,292 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 [2021-10-28 23:39:30,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,301 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-10-28 23:39:30,324 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,325 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-10-28 23:39:30,327 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,336 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:30,357 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,358 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-10-28 23:39:30,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:30,425 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,427 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-10-28 23:39:30,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-10-28 23:39:30,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,493 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-10-28 23:39:30,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,503 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-10-28 23:39:30,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,524 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-10-28 23:39:30,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,534 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,534 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-10-28 23:39:30,556 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,556 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-10-28 23:39:30,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,565 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2021-10-28 23:39:30,601 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,602 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-10-28 23:39:30,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-10-28 23:39:30,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,632 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-10-28 23:39:30,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,641 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-10-28 23:39:30,662 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,663 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-10-28 23:39:30,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,671 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-10-28 23:39:30,692 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,693 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-10-28 23:39:30,694 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,702 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,702 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,702 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,702 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,702 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,702 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-10-28 23:39:30,723 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,724 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-10-28 23:39:30,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-10-28 23:39:30,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,754 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-10-28 23:39:30,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,763 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2021-10-28 23:39:30,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,785 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-10-28 23:39:30,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:30,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:30,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:30,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-10-28 23:39:30,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,815 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-10-28 23:39:30,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,825 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,825 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-10-28 23:39:30,847 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,848 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-10-28 23:39:30,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,870 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,870 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-10-28 23:39:30,893 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,894 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-10-28 23:39:30,896 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,910 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:30,941 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,942 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-10-28 23:39:30,943 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:30,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:30,977 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:30,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:30,978 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:30,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-10-28 23:39:30,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:30,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:30,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:30,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:30,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:30,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:30,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:30,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:31,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2021-10-28 23:39:31,010 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:31,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:31,010 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:31,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-10-28 23:39:31,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:31,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:31,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:31,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:31,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:31,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:31,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:31,033 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:31,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:31,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:31,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:31,054 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:31,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-10-28 23:39:31,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:31,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:31,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:31,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:31,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:31,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:31,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:31,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:31,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:31,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:31,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:31,094 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:31,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:31,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-10-28 23:39:31,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:31,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:31,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:31,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:31,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:31,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:31,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:31,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-10-28 23:39:31,128 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:31,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:31,129 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:31,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-10-28 23:39:31,130 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:31,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:31,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:31,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:31,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:31,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:31,144 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:31,155 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:39:31,183 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2021-10-28 23:39:31,183 INFO L444 ModelExtractionUtils]: 12 out of 31 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-10-28 23:39:31,184 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:31,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:31,185 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:31,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-10-28 23:39:31,186 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:39:31,197 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:39:31,197 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:39:31,198 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_4) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_4 Supporting invariants [] [2021-10-28 23:39:31,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-10-28 23:39:31,281 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:39:31,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:31,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 23:39:31,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:31,365 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-28 23:39:31,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 23:39:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:31,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:39:31,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:31,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:31,503 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 23:39:31,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 23:39:31,684 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 23:39:31,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 23:39:31,799 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 23:39:31,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 23:39:32,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:32,464 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2021-10-28 23:39:32,464 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 8 Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 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) [2021-10-28 23:39:32,600 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 8. Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 55 states and 65 transitions. Complement of second has 14 states. [2021-10-28 23:39:32,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:39:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 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) [2021-10-28 23:39:32,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 19 transitions. [2021-10-28 23:39:32,601 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 11 letters. Loop has 7 letters. [2021-10-28 23:39:32,601 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:32,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 18 letters. Loop has 7 letters. [2021-10-28 23:39:32,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:32,602 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 11 letters. Loop has 14 letters. [2021-10-28 23:39:32,602 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:32,603 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 65 transitions. [2021-10-28 23:39:32,604 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-10-28 23:39:32,605 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 53 states and 63 transitions. [2021-10-28 23:39:32,605 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-10-28 23:39:32,606 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2021-10-28 23:39:32,606 INFO L73 IsDeterministic]: Start isDeterministic. Operand 53 states and 63 transitions. [2021-10-28 23:39:32,606 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:32,607 INFO L681 BuchiCegarLoop]: Abstraction has 53 states and 63 transitions. [2021-10-28 23:39:32,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states and 63 transitions. [2021-10-28 23:39:32,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 44. [2021-10-28 23:39:32,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 43 states have internal predecessors, (54), 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) [2021-10-28 23:39:32,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2021-10-28 23:39:32,611 INFO L704 BuchiCegarLoop]: Abstraction has 44 states and 54 transitions. [2021-10-28 23:39:32,611 INFO L587 BuchiCegarLoop]: Abstraction has 44 states and 54 transitions. [2021-10-28 23:39:32,611 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-10-28 23:39:32,611 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 54 transitions. [2021-10-28 23:39:32,612 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-10-28 23:39:32,612 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:32,612 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:32,613 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:32,613 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-10-28 23:39:32,614 INFO L791 eck$LassoCheckResult]: Stem: 1143#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1144#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 1137#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 1138#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1145#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 1158#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1174#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1173#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1170#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1171#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1151#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1180#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1157#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1179#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1178#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1153#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1140#L557-3 [2021-10-28 23:39:32,614 INFO L793 eck$LassoCheckResult]: Loop: 1140#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1149#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1167#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1168#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1154#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1155#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1139#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1140#L557-3 [2021-10-28 23:39:32,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:32,614 INFO L85 PathProgramCache]: Analyzing trace with hash -1038603334, now seen corresponding path program 3 times [2021-10-28 23:39:32,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:32,615 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735125613] [2021-10-28 23:39:32,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:32,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:32,634 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:32,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:32,655 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:32,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:32,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1583190302, now seen corresponding path program 2 times [2021-10-28 23:39:32,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:32,656 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496036422] [2021-10-28 23:39:32,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:32,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:32,665 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:32,674 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:32,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:32,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1194503927, now seen corresponding path program 4 times [2021-10-28 23:39:32,675 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:32,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630749171] [2021-10-28 23:39:32,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:32,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:32,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:32,704 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:32,732 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:35,875 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:39:35,876 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:39:35,876 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:39:35,876 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:39:35,876 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:39:35,876 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:35,876 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:39:35,876 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:39:35,876 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration7_Lasso [2021-10-28 23:39:35,876 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:39:35,877 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:39:35,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,883 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,899 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,903 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,906 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,913 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,915 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,920 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,932 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,942 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:35,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:36,879 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:39:36,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:39:36,880 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:36,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:36,881 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:36,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-10-28 23:39:36,895 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 [2021-10-28 23:39:36,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:36,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:36,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:36,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:36,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:36,903 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:36,903 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:36,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:36,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2021-10-28 23:39:36,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:36,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:36,940 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:36,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-10-28 23:39:36,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:36,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:36,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:36,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:36,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:36,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:36,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:36,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:36,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:36,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:36,969 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:36,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:36,970 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:36,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-10-28 23:39:36,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:36,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:36,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:36,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:36,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:36,979 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:36,979 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:36,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,001 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,002 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-10-28 23:39:37,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,011 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,011 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,031 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,032 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-10-28 23:39:37,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,041 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,062 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-10-28 23:39:37,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2021-10-28 23:39:37,092 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,093 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-10-28 23:39:37,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,102 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,102 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,124 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,125 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,126 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-10-28 23:39:37,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-10-28 23:39:37,155 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,155 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-10-28 23:39:37,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,163 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,163 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,184 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,185 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-10-28 23:39:37,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,193 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-10-28 23:39:37,214 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,214 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-10-28 23:39:37,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,255 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-10-28 23:39:37,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,336 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,337 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-10-28 23:39:37,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,382 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,382 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,382 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,396 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-10-28 23:39:37,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,422 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-10-28 23:39:37,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,430 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,431 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,431 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,451 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,452 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-10-28 23:39:37,453 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,461 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,461 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,483 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,483 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,484 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-10-28 23:39:37,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,492 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,492 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,492 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,492 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,492 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-10-28 23:39:37,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,513 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-10-28 23:39:37,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,522 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,541 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,542 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-10-28 23:39:37,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,551 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,551 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-10-28 23:39:37,571 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,572 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-10-28 23:39:37,573 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 [2021-10-28 23:39:37,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,603 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-10-28 23:39:37,604 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-10-28 23:39:37,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,632 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-10-28 23:39:37,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,640 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,660 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,661 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-10-28 23:39:37,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,670 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,670 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,670 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,690 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,691 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-10-28 23:39:37,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:37,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:37,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:37,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-10-28 23:39:37,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,728 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-10-28 23:39:37,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,736 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,736 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,737 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,737 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,737 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,738 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,760 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,761 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-10-28 23:39:37,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,772 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,772 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:37,794 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,795 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-10-28 23:39:37,796 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,803 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,805 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,805 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:37,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-10-28 23:39:37,827 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,828 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-10-28 23:39:37,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:37,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:37,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:37,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:37,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:37,841 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:37,841 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:37,851 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:39:37,867 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-28 23:39:37,867 INFO L444 ModelExtractionUtils]: 19 out of 31 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-10-28 23:39:37,867 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:37,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:37,868 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:37,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-10-28 23:39:37,869 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:39:37,877 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-10-28 23:39:37,878 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:39:37,878 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 Supporting invariants [4*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 - 3*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_5 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 - 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_5 >= 0] [2021-10-28 23:39:37,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-10-28 23:39:37,996 INFO L297 tatePredicateManager]: 23 out of 26 supporting invariants were superfluous and have been removed [2021-10-28 23:39:38,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:38,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 23:39:38,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:38,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:38,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:38,230 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 23:39:38,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-10-28 23:39:38,327 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:39:38,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-10-28 23:39:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:38,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:38,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:38,475 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 23:39:38,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-10-28 23:39:38,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:38,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:38,811 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-10-28 23:39:38,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-10-28 23:39:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:39,234 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 6 loop predicates [2021-10-28 23:39:39,235 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2021-10-28 23:39:39,474 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 76 states and 90 transitions. Complement of second has 20 states. [2021-10-28 23:39:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-10-28 23:39:39,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2021-10-28 23:39:39,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2021-10-28 23:39:39,475 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 25 transitions. Stem has 16 letters. Loop has 7 letters. [2021-10-28 23:39:39,475 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:39,475 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:39:39,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:39,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 23:39:39,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:39,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:39,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:39,738 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 23:39:39,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-10-28 23:39:39,848 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:39:39,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-10-28 23:39:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:39,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:39,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:39,986 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 23:39:39,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-10-28 23:39:40,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:40,279 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-10-28 23:39:40,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-10-28 23:39:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:40,718 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 6 loop predicates [2021-10-28 23:39:40,718 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2021-10-28 23:39:40,981 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 76 states and 90 transitions. Complement of second has 20 states. [2021-10-28 23:39:40,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-10-28 23:39:40,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2021-10-28 23:39:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2021-10-28 23:39:40,982 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 25 transitions. Stem has 16 letters. Loop has 7 letters. [2021-10-28 23:39:40,982 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:40,982 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:39:41,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:41,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-28 23:39:41,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:41,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:41,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:41,223 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-10-28 23:39:41,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-10-28 23:39:41,323 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:39:41,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-10-28 23:39:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:41,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:41,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:41,466 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 23:39:41,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-10-28 23:39:41,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:41,847 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-10-28 23:39:41,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-10-28 23:39:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:42,300 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 6 loop predicates [2021-10-28 23:39:42,300 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2021-10-28 23:39:42,613 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 85 states and 103 transitions. Complement of second has 30 states. [2021-10-28 23:39:42,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-10-28 23:39:42,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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) [2021-10-28 23:39:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2021-10-28 23:39:42,618 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 16 letters. Loop has 7 letters. [2021-10-28 23:39:42,619 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:42,619 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 23 letters. Loop has 7 letters. [2021-10-28 23:39:42,620 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:42,620 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 16 letters. Loop has 14 letters. [2021-10-28 23:39:42,621 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:42,621 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 103 transitions. [2021-10-28 23:39:42,622 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2021-10-28 23:39:42,623 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 75 states and 91 transitions. [2021-10-28 23:39:42,624 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2021-10-28 23:39:42,624 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2021-10-28 23:39:42,624 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 91 transitions. [2021-10-28 23:39:42,624 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:42,624 INFO L681 BuchiCegarLoop]: Abstraction has 75 states and 91 transitions. [2021-10-28 23:39:42,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 91 transitions. [2021-10-28 23:39:42,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 59. [2021-10-28 23:39:42,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.2542372881355932) internal successors, (74), 58 states have internal predecessors, (74), 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) [2021-10-28 23:39:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 74 transitions. [2021-10-28 23:39:42,630 INFO L704 BuchiCegarLoop]: Abstraction has 59 states and 74 transitions. [2021-10-28 23:39:42,630 INFO L587 BuchiCegarLoop]: Abstraction has 59 states and 74 transitions. [2021-10-28 23:39:42,630 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-10-28 23:39:42,630 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 74 transitions. [2021-10-28 23:39:42,631 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-10-28 23:39:42,631 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:42,631 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:42,632 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:42,632 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1, 1, 1, 1] [2021-10-28 23:39:42,632 INFO L791 eck$LassoCheckResult]: Stem: 1898#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1899#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 1896#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 1897#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1900#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 1914#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1926#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1925#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1922#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1923#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1921#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1949#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1941#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1948#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1947#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1946#L557-1 [2021-10-28 23:39:42,633 INFO L793 eck$LassoCheckResult]: Loop: 1946#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1939#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1905#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1907#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1908#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1912#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1913#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1894#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1895#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1946#L557-1 [2021-10-28 23:39:42,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:42,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1696071320, now seen corresponding path program 5 times [2021-10-28 23:39:42,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:42,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591374692] [2021-10-28 23:39:42,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:42,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:42,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:42,651 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:42,669 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:42,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:42,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1547227717, now seen corresponding path program 3 times [2021-10-28 23:39:42,670 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:42,670 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061235601] [2021-10-28 23:39:42,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:42,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:42,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:42,683 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:42,695 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:42,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:42,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1625083956, now seen corresponding path program 6 times [2021-10-28 23:39:42,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:42,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740663619] [2021-10-28 23:39:42,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:42,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:42,721 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:42,748 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:44,558 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:39:44,558 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:39:44,558 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:39:44,558 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:39:44,558 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:39:44,558 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:44,558 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:39:44,558 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:39:44,559 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration8_Lasso [2021-10-28 23:39:44,559 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:39:44,559 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:39:44,563 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,593 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,599 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,600 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,603 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,604 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,611 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:44,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:45,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:45,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:45,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:45,485 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:39:45,485 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:39:45,486 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,486 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-10-28 23:39:45,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:45,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:45,500 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-10-28 23:39:45,520 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,521 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-10-28 23:39:45,522 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,530 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:45,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:45,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-10-28 23:39:45,552 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,552 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-10-28 23:39:45,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-10-28 23:39:45,584 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,585 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-10-28 23:39:45,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:45,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:45,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,618 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,622 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-10-28 23:39:45,623 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 [2021-10-28 23:39:45,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,630 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,630 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,630 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,630 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,630 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-10-28 23:39:45,651 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,652 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-10-28 23:39:45,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,684 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,685 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-10-28 23:39:45,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,693 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,714 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,715 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-10-28 23:39:45,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:45,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:45,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,749 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,750 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-10-28 23:39:45,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,758 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,759 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,759 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,779 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,780 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-10-28 23:39:45,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,809 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,810 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-10-28 23:39:45,811 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 [2021-10-28 23:39:45,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,819 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,819 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,840 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,840 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-10-28 23:39:45,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,848 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,848 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,869 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,870 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-10-28 23:39:45,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,878 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,900 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,900 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-10-28 23:39:45,901 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,909 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,930 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-10-28 23:39:45,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,939 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,939 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,939 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,939 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:45,959 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,960 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:45,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:45,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-10-28 23:39:45,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:45,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:45,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:45,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:45,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:45,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:45,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:45,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:45,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-10-28 23:39:45,992 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:45,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:45,993 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:46,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-10-28 23:39:46,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:46,016 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:46,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:46,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:46,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:46,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:46,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:46,019 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:46,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:46,039 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:46,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:46,039 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:46,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-10-28 23:39:46,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:46,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:46,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:46,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:46,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:46,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:46,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:46,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:46,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:46,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2021-10-28 23:39:46,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:46,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:46,069 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:46,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-10-28 23:39:46,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:46,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:46,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:46,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:46,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:46,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:46,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:46,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:46,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:46,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-10-28 23:39:46,098 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:46,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:46,099 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:46,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-10-28 23:39:46,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:46,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:46,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:46,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:46,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:46,113 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:46,113 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:46,126 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:39:46,146 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-10-28 23:39:46,146 INFO L444 ModelExtractionUtils]: 9 out of 37 variables were initially zero. Simplification set additionally 26 variables to zero. [2021-10-28 23:39:46,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:46,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:46,147 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:46,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-10-28 23:39:46,148 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:39:46,157 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:39:46,157 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:39:46,158 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_6) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_6 Supporting invariants [] [2021-10-28 23:39:46,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:46,256 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:39:46,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:46,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 23:39:46,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:46,334 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-10-28 23:39:46,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 23:39:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:46,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:46,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:46,509 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:39:46,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:39:46,645 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:39:46,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 43 [2021-10-28 23:39:46,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:39:46,810 INFO L354 Elim1Store]: treesize reduction 43, result has 42.7 percent of original size [2021-10-28 23:39:46,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 45 [2021-10-28 23:39:46,997 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 23:39:46,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 55 [2021-10-28 23:39:47,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:47,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-28 23:39:47,119 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 7 loop predicates [2021-10-28 23:39:47,120 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 74 transitions. cyclomatic complexity: 19 Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 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) [2021-10-28 23:39:47,239 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 74 transitions. cyclomatic complexity: 19. Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 125 states and 156 transitions. Complement of second has 16 states. [2021-10-28 23:39:47,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2021-10-28 23:39:47,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 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) [2021-10-28 23:39:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 20 transitions. [2021-10-28 23:39:47,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 15 letters. Loop has 9 letters. [2021-10-28 23:39:47,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:47,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 24 letters. Loop has 9 letters. [2021-10-28 23:39:47,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:47,241 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 15 letters. Loop has 18 letters. [2021-10-28 23:39:47,241 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:47,241 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 156 transitions. [2021-10-28 23:39:47,243 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2021-10-28 23:39:47,245 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 101 states and 125 transitions. [2021-10-28 23:39:47,245 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2021-10-28 23:39:47,245 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-10-28 23:39:47,245 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101 states and 125 transitions. [2021-10-28 23:39:47,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:47,246 INFO L681 BuchiCegarLoop]: Abstraction has 101 states and 125 transitions. [2021-10-28 23:39:47,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states and 125 transitions. [2021-10-28 23:39:47,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 89. [2021-10-28 23:39:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.247191011235955) internal successors, (111), 88 states have internal predecessors, (111), 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) [2021-10-28 23:39:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 111 transitions. [2021-10-28 23:39:47,253 INFO L704 BuchiCegarLoop]: Abstraction has 89 states and 111 transitions. [2021-10-28 23:39:47,253 INFO L587 BuchiCegarLoop]: Abstraction has 89 states and 111 transitions. [2021-10-28 23:39:47,253 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-10-28 23:39:47,253 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 111 transitions. [2021-10-28 23:39:47,254 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2021-10-28 23:39:47,254 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:47,254 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:47,255 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:47,255 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 23:39:47,255 INFO L791 eck$LassoCheckResult]: Stem: 2298#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 2299#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 2292#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 2293#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2300#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 2314#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2294#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 2295#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2308#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 2309#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2357#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 2369#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 2370#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2380#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 2358#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2305#L557-1 [2021-10-28 23:39:47,255 INFO L793 eck$LassoCheckResult]: Loop: 2305#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 2304#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2305#L557-1 [2021-10-28 23:39:47,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:47,256 INFO L85 PathProgramCache]: Analyzing trace with hash -1696071320, now seen corresponding path program 7 times [2021-10-28 23:39:47,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:47,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079529188] [2021-10-28 23:39:47,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:47,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:47,274 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:47,290 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:47,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:47,290 INFO L85 PathProgramCache]: Analyzing trace with hash 2044, now seen corresponding path program 2 times [2021-10-28 23:39:47,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:47,291 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541052598] [2021-10-28 23:39:47,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:47,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:47,298 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:47,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:47,301 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:47,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:47,302 INFO L85 PathProgramCache]: Analyzing trace with hash -2131932253, now seen corresponding path program 8 times [2021-10-28 23:39:47,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:47,302 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963751800] [2021-10-28 23:39:47,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:47,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:47,321 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:47,339 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:49,154 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:39:49,154 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:39:49,154 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:39:49,154 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:39:49,154 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:39:49,154 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:49,155 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:39:49,155 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:39:49,155 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration9_Lasso [2021-10-28 23:39:49,155 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:39:49,155 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:39:49,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,167 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,170 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,172 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,174 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,176 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,178 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,180 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,181 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,183 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,566 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,568 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,573 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,575 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:39:49,937 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:39:49,937 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:39:49,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:49,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:49,940 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:49,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-10-28 23:39:49,941 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:49,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:49,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:49,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:49,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:49,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:49,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:49,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:49,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:49,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:49,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:49,971 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:49,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-10-28 23:39:49,972 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 [2021-10-28 23:39:49,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:49,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:49,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:49,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:49,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:49,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:49,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:49,981 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:50,000 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,001 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-10-28 23:39:50,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:50,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:50,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:50,010 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:50,029 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,030 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-10-28 23:39:50,032 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:50,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,039 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:50,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:50,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-10-28 23:39:50,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,062 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-10-28 23:39:50,063 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,071 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,071 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Ended with exit code 0 [2021-10-28 23:39:50,093 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,093 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-10-28 23:39:50,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,103 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,103 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-10-28 23:39:50,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,125 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-10-28 23:39:50,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:50,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,133 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:50,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:50,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:50,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,154 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-10-28 23:39:50,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,163 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,163 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,176 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-10-28 23:39:50,210 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,211 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-10-28 23:39:50,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:50,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:50,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:50,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-10-28 23:39:50,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,240 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-10-28 23:39:50,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:39:50,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:39:50,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:39:50,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2021-10-28 23:39:50,268 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,269 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-10-28 23:39:50,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,278 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,278 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:50,307 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,307 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-10-28 23:39:50,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,315 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,316 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,316 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,316 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,319 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,319 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2021-10-28 23:39:50,344 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,345 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-10-28 23:39:50,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,358 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,358 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:50,421 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,422 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,443 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,445 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,445 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-10-28 23:39:50,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:39:50,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:50,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,494 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:39:50,504 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:39:50,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:39:50,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:39:50,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:39:50,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:39:50,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:39:50,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-10-28 23:39:50,533 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:39:50,549 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 23:39:50,549 INFO L444 ModelExtractionUtils]: 27 out of 37 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-10-28 23:39:50,549 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:39:50,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:39:50,553 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:39:50,555 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:39:50,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-10-28 23:39:50,577 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-10-28 23:39:50,578 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:39:50,578 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 - 1 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7 + 1*ULTIMATE.start_gcd_#t~mem12 - 1*ULTIMATE.start_gcd_#t~mem11 - 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 >= 0] [2021-10-28 23:39:50,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:50,711 INFO L297 tatePredicateManager]: 21 out of 25 supporting invariants were superfluous and have been removed [2021-10-28 23:39:50,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:50,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:50,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:50,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:50,981 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 23:39:50,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 23:39:51,025 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 23:39:51,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-10-28 23:39:51,054 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:39:51,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-10-28 23:39:51,222 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 23:39:51,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 23:39:51,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:51,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:39:51,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:51,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 23:39:51,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:51,369 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 23:39:51,369 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:51,422 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 90 states and 113 transitions. Complement of second has 4 states. [2021-10-28 23:39:51,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-28 23:39:51,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:51,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-28 23:39:51,423 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 23:39:51,423 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:51,423 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:39:51,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:51,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:51,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:51,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:51,546 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-10-28 23:39:51,641 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 23:39:51,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 23:39:51,686 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 23:39:51,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-10-28 23:39:51,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:39:51,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-10-28 23:39:51,852 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 23:39:51,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 23:39:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:52,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:39:52,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:52,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 23:39:52,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:52,630 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 23:39:52,630 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:52,670 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 90 states and 113 transitions. Complement of second has 4 states. [2021-10-28 23:39:52,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-28 23:39:52,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:52,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-10-28 23:39:52,680 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 23:39:52,681 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:52,681 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:39:52,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:52,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:52,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:52,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:52,873 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 23:39:52,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 23:39:52,911 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 23:39:52,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 34 [2021-10-28 23:39:52,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2021-10-28 23:39:53,000 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:39:53,095 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 23:39:53,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 23:39:53,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:53,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:39:53,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:53,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 23:39:53,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:53,881 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 23:39:53,882 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:54,749 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 102 states and 125 transitions. Complement of second has 8 states. [2021-10-28 23:39:54,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 5 stem states 0 non-accepting loop states 2 accepting loop states [2021-10-28 23:39:54,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:54,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 20 transitions. [2021-10-28 23:39:54,753 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 20 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 23:39:54,754 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:54,754 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:39:54,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:54,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:39:54,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:54,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-10-28 23:39:54,975 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-10-28 23:39:54,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-10-28 23:39:55,013 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-10-28 23:39:55,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-10-28 23:39:55,071 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:39:55,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-10-28 23:39:55,303 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-10-28 23:39:55,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-10-28 23:39:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:39:56,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:39:56,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:39:56,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-10-28 23:39:56,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:39:56,923 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2021-10-28 23:39:56,924 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:57,807 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 114 states and 143 transitions. Complement of second has 10 states. [2021-10-28 23:39:57,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2021-10-28 23:39:57,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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) [2021-10-28 23:39:57,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-10-28 23:39:57,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 15 letters. Loop has 2 letters. [2021-10-28 23:39:57,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:57,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 17 letters. Loop has 2 letters. [2021-10-28 23:39:57,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:57,810 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 15 letters. Loop has 4 letters. [2021-10-28 23:39:57,810 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:39:57,810 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 143 transitions. [2021-10-28 23:39:57,811 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2021-10-28 23:39:57,812 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 55 states and 66 transitions. [2021-10-28 23:39:57,812 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-10-28 23:39:57,813 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-10-28 23:39:57,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 66 transitions. [2021-10-28 23:39:57,813 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:39:57,813 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 66 transitions. [2021-10-28 23:39:57,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 66 transitions. [2021-10-28 23:39:57,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2021-10-28 23:39:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 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) [2021-10-28 23:39:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 62 transitions. [2021-10-28 23:39:57,817 INFO L704 BuchiCegarLoop]: Abstraction has 51 states and 62 transitions. [2021-10-28 23:39:57,817 INFO L587 BuchiCegarLoop]: Abstraction has 51 states and 62 transitions. [2021-10-28 23:39:57,817 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-10-28 23:39:57,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 62 transitions. [2021-10-28 23:39:57,818 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-10-28 23:39:57,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:39:57,818 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:39:57,819 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:39:57,819 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-10-28 23:39:57,820 INFO L791 eck$LassoCheckResult]: Stem: 3174#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3175#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 3172#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 3173#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3176#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 3189#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3205#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3204#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3203#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3202#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3201#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3200#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3199#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3198#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3197#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3196#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3195#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3194#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3193#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3190#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3186#L557-4 [2021-10-28 23:39:57,820 INFO L793 eck$LassoCheckResult]: Loop: 3186#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3177#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3168#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3169#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3213#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3212#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3191#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3186#L557-4 [2021-10-28 23:39:57,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:57,820 INFO L85 PathProgramCache]: Analyzing trace with hash 659402604, now seen corresponding path program 9 times [2021-10-28 23:39:57,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:57,821 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136734615] [2021-10-28 23:39:57,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:57,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:57,857 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:57,880 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:57,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:57,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1675227762, now seen corresponding path program 4 times [2021-10-28 23:39:57,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:57,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910608442] [2021-10-28 23:39:57,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:57,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:57,890 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:57,896 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:39:57,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:39:57,897 INFO L85 PathProgramCache]: Analyzing trace with hash 884417703, now seen corresponding path program 10 times [2021-10-28 23:39:57,897 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:39:57,897 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419443077] [2021-10-28 23:39:57,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:39:57,897 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:39:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:57,921 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:39:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:39:57,952 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:00,923 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:40:00,924 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:40:00,924 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:40:00,924 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:40:00,924 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:40:00,924 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:00,924 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:40:00,924 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:40:00,924 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration10_Lasso [2021-10-28 23:40:00,924 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:40:00,924 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:40:00,926 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,928 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,938 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,941 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,944 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,948 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,951 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:00,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,421 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,432 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:01,790 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:40:01,790 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:40:01,791 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:01,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:01,791 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:01,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-10-28 23:40:01,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:01,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:01,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:01,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:01,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:01,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:01,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:01,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:01,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:01,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:01,821 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:01,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:01,822 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:01,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-10-28 23:40:01,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:01,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:01,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:01,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:01,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:01,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:01,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:01,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:01,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:01,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Ended with exit code 0 [2021-10-28 23:40:01,850 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:01,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:01,851 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:01,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-10-28 23:40:01,852 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:01,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:01,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:01,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:01,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:01,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:01,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:01,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:01,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:01,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:01,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:01,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:01,880 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:01,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-10-28 23:40:01,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:01,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:01,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:01,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:01,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:01,888 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:01,889 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:01,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:01,889 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:01,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2021-10-28 23:40:01,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:01,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:01,909 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:01,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-10-28 23:40:01,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:01,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:01,917 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:01,917 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:01,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:01,917 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:01,918 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:01,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:01,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:01,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:01,937 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:01,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:01,938 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:01,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-10-28 23:40:01,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:01,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:01,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:01,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:01,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:01,956 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:01,956 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:01,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:01,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2021-10-28 23:40:01,977 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:01,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:01,978 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:01,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2021-10-28 23:40:01,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:01,986 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:01,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:01,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:01,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:01,987 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:01,987 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:01,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Ended with exit code 0 [2021-10-28 23:40:02,009 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,010 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2021-10-28 23:40:02,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,019 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:02,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:02,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2021-10-28 23:40:02,040 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,040 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2021-10-28 23:40:02,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:02,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,049 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:02,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:02,050 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2021-10-28 23:40:02,069 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,069 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2021-10-28 23:40:02,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:02,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:02,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:02,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2021-10-28 23:40:02,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,098 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2021-10-28 23:40:02,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:02,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:02,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:02,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:02,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,128 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2021-10-28 23:40:02,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:02,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:02,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:02,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2021-10-28 23:40:02,156 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,157 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2021-10-28 23:40:02,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,165 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,165 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:02,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,166 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,166 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,166 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:02,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:02,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2021-10-28 23:40:02,186 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,186 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2021-10-28 23:40:02,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:02,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:02,196 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:02,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2021-10-28 23:40:02,215 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,216 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2021-10-28 23:40:02,217 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 [2021-10-28 23:40:02,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:02,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,225 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:02,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:02,226 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2021-10-28 23:40:02,245 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,246 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2021-10-28 23:40:02,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:02,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:02,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:02,276 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,277 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2021-10-28 23:40:02,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,287 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:02,287 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:02,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:02,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:02,310 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,311 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2021-10-28 23:40:02,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:02,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:02,319 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:02,319 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:02,319 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:02,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:02,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:02,336 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:40:02,360 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 23:40:02,361 INFO L444 ModelExtractionUtils]: 18 out of 31 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-10-28 23:40:02,361 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:02,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:02,362 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:02,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2021-10-28 23:40:02,365 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:40:02,373 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:40:02,373 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:40:02,374 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_8) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_8 Supporting invariants [] [2021-10-28 23:40:02,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2021-10-28 23:40:02,478 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:40:02,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:02,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 32 conjunts are in the unsatisfiable core [2021-10-28 23:40:02,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:02,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:02,718 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-28 23:40:02,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 18 [2021-10-28 23:40:02,900 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 23:40:02,947 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-10-28 23:40:02,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 118 treesize of output 76 [2021-10-28 23:40:02,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:40:02,970 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 23:40:02,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 26 [2021-10-28 23:40:03,013 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 23:40:03,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 25 [2021-10-28 23:40:03,214 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-10-28 23:40:03,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 59 [2021-10-28 23:40:03,393 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-10-28 23:40:03,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 85 treesize of output 63 [2021-10-28 23:40:03,588 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 23:40:03,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 83 treesize of output 69 [2021-10-28 23:40:03,859 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-10-28 23:40:03,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 49 [2021-10-28 23:40:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:03,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:40:03,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:40:03,950 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 23:40:03,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 23:40:04,099 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 23:40:04,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 23:40:04,226 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 23:40:04,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 23:40:04,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:04,793 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 6 loop predicates [2021-10-28 23:40:04,793 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-10-28 23:40:05,369 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 80 states and 95 transitions. Complement of second has 18 states. [2021-10-28 23:40:05,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 12 states 6 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:40:05,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-10-28 23:40:05,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 25 transitions. [2021-10-28 23:40:05,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 12 states and 25 transitions. Stem has 20 letters. Loop has 7 letters. [2021-10-28 23:40:05,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:05,371 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:40:05,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:05,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:05,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-28 23:40:05,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:05,520 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-28 23:40:05,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-10-28 23:40:05,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 23:40:05,710 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-10-28 23:40:05,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-10-28 23:40:05,747 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 23:40:05,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 23:40:05,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 23:40:05,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 22 [2021-10-28 23:40:05,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 23:40:05,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 15 [2021-10-28 23:40:05,853 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-10-28 23:40:05,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 23:40:06,001 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-10-28 23:40:06,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-10-28 23:40:06,153 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-10-28 23:40:06,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-10-28 23:40:06,299 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 23:40:06,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-10-28 23:40:06,511 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 23:40:06,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-10-28 23:40:06,639 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-28 23:40:06,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-10-28 23:40:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:06,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:40:06,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:40:06,804 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 23:40:06,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 23:40:06,963 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 23:40:06,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 23:40:07,054 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 23:40:07,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 23:40:07,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:07,692 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.12 stem predicates 6 loop predicates [2021-10-28 23:40:07,693 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-10-28 23:40:07,812 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 51 states and 62 transitions. Complement of second has 6 states. [2021-10-28 23:40:07,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2021-10-28 23:40:07,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-10-28 23:40:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2021-10-28 23:40:07,813 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 20 letters. Loop has 7 letters. [2021-10-28 23:40:07,813 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:07,813 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:40:07,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:07,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-10-28 23:40:07,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:07,997 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-10-28 23:40:07,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-10-28 23:40:08,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-10-28 23:40:08,188 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-10-28 23:40:08,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-10-28 23:40:08,215 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-10-28 23:40:08,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 23:40:08,312 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-10-28 23:40:08,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-10-28 23:40:08,479 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-10-28 23:40:08,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-10-28 23:40:08,627 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-10-28 23:40:08,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-10-28 23:40:08,773 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 23:40:08,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-10-28 23:40:09,056 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-10-28 23:40:09,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-10-28 23:40:09,215 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-10-28 23:40:09,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-10-28 23:40:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:09,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:40:09,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:09,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:40:09,375 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-10-28 23:40:09,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-10-28 23:40:09,505 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-10-28 23:40:09,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-10-28 23:40:09,614 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-10-28 23:40:09,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-10-28 23:40:10,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:10,152 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.12 stem predicates 6 loop predicates [2021-10-28 23:40:10,152 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-10-28 23:40:11,343 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 83 states and 99 transitions. Complement of second has 30 states. [2021-10-28 23:40:11,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 20 states 13 stem states 5 non-accepting loop states 2 accepting loop states [2021-10-28 23:40:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-10-28 23:40:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 45 transitions. [2021-10-28 23:40:11,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 20 letters. Loop has 7 letters. [2021-10-28 23:40:11,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:11,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 27 letters. Loop has 7 letters. [2021-10-28 23:40:11,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:11,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 20 letters. Loop has 14 letters. [2021-10-28 23:40:11,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:11,346 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 99 transitions. [2021-10-28 23:40:11,347 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22 [2021-10-28 23:40:11,348 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 82 states and 98 transitions. [2021-10-28 23:40:11,348 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2021-10-28 23:40:11,348 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2021-10-28 23:40:11,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 98 transitions. [2021-10-28 23:40:11,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:40:11,349 INFO L681 BuchiCegarLoop]: Abstraction has 82 states and 98 transitions. [2021-10-28 23:40:11,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 98 transitions. [2021-10-28 23:40:11,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 55. [2021-10-28 23:40:11,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.2363636363636363) internal successors, (68), 54 states have internal predecessors, (68), 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) [2021-10-28 23:40:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 68 transitions. [2021-10-28 23:40:11,354 INFO L704 BuchiCegarLoop]: Abstraction has 55 states and 68 transitions. [2021-10-28 23:40:11,354 INFO L587 BuchiCegarLoop]: Abstraction has 55 states and 68 transitions. [2021-10-28 23:40:11,354 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-10-28 23:40:11,354 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 68 transitions. [2021-10-28 23:40:11,355 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-10-28 23:40:11,355 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:40:11,355 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:40:11,356 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:40:11,356 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1, 1, 1, 1] [2021-10-28 23:40:11,356 INFO L791 eck$LassoCheckResult]: Stem: 3947#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3948#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 3945#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 3946#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3949#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 3958#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3988#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3987#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3986#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3985#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3951#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3943#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3944#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3953#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3955#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3995#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3957#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3950#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3941#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3942#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3952#L557-1 [2021-10-28 23:40:11,357 INFO L793 eck$LassoCheckResult]: Loop: 3952#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3954#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3972#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3994#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3993#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3992#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3991#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3990#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3989#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3952#L557-1 [2021-10-28 23:40:11,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:11,357 INFO L85 PathProgramCache]: Analyzing trace with hash 657809108, now seen corresponding path program 11 times [2021-10-28 23:40:11,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:40:11,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252456499] [2021-10-28 23:40:11,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:40:11,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:40:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:11,382 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:40:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:11,400 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:11,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:11,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1547227717, now seen corresponding path program 5 times [2021-10-28 23:40:11,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:40:11,401 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862422420] [2021-10-28 23:40:11,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:40:11,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:40:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:11,412 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:40:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:11,420 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:11,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:11,421 INFO L85 PathProgramCache]: Analyzing trace with hash 407096392, now seen corresponding path program 12 times [2021-10-28 23:40:11,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:40:11,421 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824173496] [2021-10-28 23:40:11,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:40:11,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:40:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:11,448 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:40:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:11,475 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:15,542 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:40:15,542 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:40:15,542 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:40:15,542 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:40:15,542 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:40:15,542 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:15,542 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:40:15,542 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:40:15,542 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration11_Lasso [2021-10-28 23:40:15,542 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:40:15,542 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:40:15,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:15,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:15,548 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:15,550 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:15,552 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:15,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:15,554 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,341 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,348 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,355 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,358 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,364 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:16,768 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:40:16,768 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:40:16,768 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:16,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:16,785 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:16,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2021-10-28 23:40:16,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:16,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:16,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:16,795 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:16,795 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:16,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:16,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:16,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:16,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:16,837 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:16,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:16,838 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:16,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2021-10-28 23:40:16,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:16,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:16,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:16,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:16,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:16,846 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:16,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:16,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:16,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:16,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Ended with exit code 0 [2021-10-28 23:40:16,867 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:16,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:16,868 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:16,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2021-10-28 23:40:16,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:16,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:16,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:16,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:16,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:16,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:16,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:16,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:16,877 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:16,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2021-10-28 23:40:16,896 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:16,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:16,897 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:16,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2021-10-28 23:40:16,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:16,905 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:16,905 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:16,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:16,905 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:16,905 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:16,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:16,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:16,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:16,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:16,925 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:16,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:16,926 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:16,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:16,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:16,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:16,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:16,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:16,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:16,956 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:16,956 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:16,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2021-10-28 23:40:16,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:17,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:17,003 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:17,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:17,003 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:17,005 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:17,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:17,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:17,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:17,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:17,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:17,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:17,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:17,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2021-10-28 23:40:17,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:17,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:17,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:17,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:17,069 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:17,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:17,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:17,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:17,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:17,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:17,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:17,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:17,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2021-10-28 23:40:17,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:17,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:17,148 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:17,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:17,149 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:17,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:17,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:17,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:17,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:17,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:17,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:17,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:17,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2021-10-28 23:40:17,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:17,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:17,209 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:17,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:17,210 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:17,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:17,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2021-10-28 23:40:17,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:17,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:17,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:17,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:17,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:17,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:17,236 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:17,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Ended with exit code 0 [2021-10-28 23:40:17,255 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:17,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:17,256 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:17,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2021-10-28 23:40:17,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:17,263 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:17,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:17,264 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:17,264 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:17,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:17,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:17,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:17,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Ended with exit code 0 [2021-10-28 23:40:17,286 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:17,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:17,287 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:17,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2021-10-28 23:40:17,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:17,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:17,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:17,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:17,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:17,307 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:17,307 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:17,322 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:40:17,344 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-28 23:40:17,344 INFO L444 ModelExtractionUtils]: 10 out of 37 variables were initially zero. Simplification set additionally 25 variables to zero. [2021-10-28 23:40:17,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:17,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:17,346 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:17,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2021-10-28 23:40:17,347 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:40:17,354 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:40:17,354 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:40:17,354 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_9) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_9 Supporting invariants [] [2021-10-28 23:40:17,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:17,459 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:40:17,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:17,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:40:17,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:17,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:17,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:40:17,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:17,574 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:40:17,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:40:17,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:17,709 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:40:17,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 23:40:17,922 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:40:17,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:40:17,945 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:40:17,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 52 [2021-10-28 23:40:18,078 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:18,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 23:40:18,185 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:18,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 23:40:19,297 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:40:19,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 94 [2021-10-28 23:40:22,035 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:22,035 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 23:40:22,036 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:22,048 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 69 transitions. Complement of second has 5 states. [2021-10-28 23:40:22,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:40:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 23:40:22,049 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 23:40:22,049 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:22,049 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:40:22,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:22,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:40:22,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:22,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:22,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:40:22,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:22,206 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:40:22,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:40:22,412 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:40:22,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 47 [2021-10-28 23:40:22,643 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:40:22,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:40:22,671 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:40:22,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 23:40:22,732 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:40:22,790 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:22,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 23:40:22,879 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:22,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 40 [2021-10-28 23:40:23,314 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:40:23,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 140 treesize of output 98 [2021-10-28 23:40:25,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:25,452 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 23:40:25,453 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:25,469 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 56 states and 69 transitions. Complement of second has 5 states. [2021-10-28 23:40:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:40:25,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:25,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 23:40:25,470 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 23:40:25,470 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:25,470 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:40:25,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:25,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:40:25,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:25,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:25,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:40:25,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:25,614 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:40:25,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:40:25,750 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:40:25,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 23:40:25,987 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:40:25,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:40:26,011 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:40:26,057 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:40:26,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 23:40:26,224 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:26,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 40 [2021-10-28 23:40:27,052 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:40:27,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 131 treesize of output 97 [2021-10-28 23:40:29,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:29,664 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 23:40:29,664 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:29,726 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 109 states and 130 transitions. Complement of second has 18 states. [2021-10-28 23:40:29,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:40:29,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:29,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2021-10-28 23:40:29,727 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 23:40:29,728 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:29,728 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:40:29,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:29,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:40:29,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:29,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-28 23:40:29,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:29,847 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:40:29,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:40:29,959 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:40:29,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 23:40:30,163 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:40:30,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:40:30,208 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:40:30,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 23:40:30,273 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:30,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 57 treesize of output 34 [2021-10-28 23:40:30,362 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:30,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 23:40:30,428 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:30,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 23:40:30,790 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:40:30,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 140 treesize of output 98 [2021-10-28 23:40:32,958 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:32,959 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 9 loop predicates [2021-10-28 23:40:32,959 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16 Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:45,427 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 55 states and 68 transitions. cyclomatic complexity: 16. Second operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 153 states and 178 transitions. Complement of second has 27 states. [2021-10-28 23:40:45,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 1 stem states 9 non-accepting loop states 1 accepting loop states [2021-10-28 23:40:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 2.1) internal successors, (21), 10 states have internal predecessors, (21), 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) [2021-10-28 23:40:45,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2021-10-28 23:40:45,429 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 20 letters. Loop has 9 letters. [2021-10-28 23:40:45,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:45,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 29 letters. Loop has 9 letters. [2021-10-28 23:40:45,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:45,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 20 letters. Loop has 18 letters. [2021-10-28 23:40:45,432 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:45,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 153 states and 178 transitions. [2021-10-28 23:40:45,434 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 44 [2021-10-28 23:40:45,435 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 153 states to 95 states and 115 transitions. [2021-10-28 23:40:45,435 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-10-28 23:40:45,436 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2021-10-28 23:40:45,436 INFO L73 IsDeterministic]: Start isDeterministic. Operand 95 states and 115 transitions. [2021-10-28 23:40:45,436 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:40:45,436 INFO L681 BuchiCegarLoop]: Abstraction has 95 states and 115 transitions. [2021-10-28 23:40:45,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states and 115 transitions. [2021-10-28 23:40:45,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 76. [2021-10-28 23:40:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 76 states have (on average 1.2236842105263157) internal successors, (93), 75 states have internal predecessors, (93), 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) [2021-10-28 23:40:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 93 transitions. [2021-10-28 23:40:45,457 INFO L704 BuchiCegarLoop]: Abstraction has 76 states and 93 transitions. [2021-10-28 23:40:45,458 INFO L587 BuchiCegarLoop]: Abstraction has 76 states and 93 transitions. [2021-10-28 23:40:45,458 INFO L425 BuchiCegarLoop]: ======== Iteration 12============ [2021-10-28 23:40:45,458 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 76 states and 93 transitions. [2021-10-28 23:40:45,458 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 35 [2021-10-28 23:40:45,459 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:40:45,459 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:40:45,460 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:40:45,460 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [5, 3, 2, 2, 2, 2] [2021-10-28 23:40:45,460 INFO L791 eck$LassoCheckResult]: Stem: 4936#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 4937#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 4930#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 4931#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4938#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 4939#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4940#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4982#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4981#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4979#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4980#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4989#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4988#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4987#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 4986#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4985#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4984#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4983#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4932#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4933#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4942#L557-1 [2021-10-28 23:40:45,460 INFO L793 eck$LassoCheckResult]: Loop: 4942#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 4944#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 5003#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 5001#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 5000#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4948#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4949#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 5005#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 5004#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4995#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 5002#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4997#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 4998#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 4999#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4996#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 4994#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 4942#L557-1 [2021-10-28 23:40:45,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:45,461 INFO L85 PathProgramCache]: Analyzing trace with hash 657809108, now seen corresponding path program 13 times [2021-10-28 23:40:45,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:40:45,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89976219] [2021-10-28 23:40:45,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:40:45,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:40:45,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:45,492 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:40:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:45,535 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:45,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:45,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1902320868, now seen corresponding path program 6 times [2021-10-28 23:40:45,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:40:45,536 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053556166] [2021-10-28 23:40:45,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:40:45,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:40:45,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:45,560 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:40:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:45,590 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:45,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:45,591 INFO L85 PathProgramCache]: Analyzing trace with hash -2024260625, now seen corresponding path program 14 times [2021-10-28 23:40:45,591 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:40:45,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419778398] [2021-10-28 23:40:45,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:40:45,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:40:45,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:45,674 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:40:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:40:45,715 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:40:51,666 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:40:51,666 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:40:51,667 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:40:51,667 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:40:51,667 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:40:51,667 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:51,667 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:40:51,667 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:40:51,667 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration12_Lasso [2021-10-28 23:40:51,667 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:40:51,667 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:40:51,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,674 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,676 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,680 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,682 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,683 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,686 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,689 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,693 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,695 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,697 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:51,698 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,663 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,665 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,670 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,673 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,675 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,677 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:52,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:40:53,301 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:40:53,301 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:40:53,302 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,302 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Waiting until timeout for monitored process [2021-10-28 23:40:53,304 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:53,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:53,314 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (191)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:53,333 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,334 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Waiting until timeout for monitored process [2021-10-28 23:40:53,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,345 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:53,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:53,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (192)] Ended with exit code 0 [2021-10-28 23:40:53,367 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,367 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Waiting until timeout for monitored process [2021-10-28 23:40:53,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:53,378 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:53,380 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (193)] Ended with exit code 0 [2021-10-28 23:40:53,400 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,402 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Waiting until timeout for monitored process [2021-10-28 23:40:53,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (194)] Ended with exit code 0 [2021-10-28 23:40:53,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,432 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Waiting until timeout for monitored process [2021-10-28 23:40:53,433 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,441 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,441 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (195)] Ended with exit code 0 [2021-10-28 23:40:53,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,463 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Waiting until timeout for monitored process [2021-10-28 23:40:53,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,471 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,472 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (196)] Ended with exit code 0 [2021-10-28 23:40:53,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,494 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Waiting until timeout for monitored process [2021-10-28 23:40:53,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (197)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:53,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,524 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Waiting until timeout for monitored process [2021-10-28 23:40:53,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,533 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (198)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:53,552 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,553 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Waiting until timeout for monitored process [2021-10-28 23:40:53,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,562 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:53,562 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:53,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (199)] Ended with exit code 0 [2021-10-28 23:40:53,583 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,584 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Waiting until timeout for monitored process [2021-10-28 23:40:53,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (200)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:53,613 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,614 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Waiting until timeout for monitored process [2021-10-28 23:40:53,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:53,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:53,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (201)] Ended with exit code 0 [2021-10-28 23:40:53,647 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,648 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Waiting until timeout for monitored process [2021-10-28 23:40:53,649 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,658 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:53,658 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:53,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (202)] Ended with exit code 0 [2021-10-28 23:40:53,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,684 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Waiting until timeout for monitored process [2021-10-28 23:40:53,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,693 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,693 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,693 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,693 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,694 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,694 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (203)] Ended with exit code 0 [2021-10-28 23:40:53,724 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,724 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Waiting until timeout for monitored process [2021-10-28 23:40:53,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:40:53,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,733 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:40:53,733 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:40:53,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:40:53,752 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (204)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:53,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,753 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Waiting until timeout for monitored process [2021-10-28 23:40:53,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:40:53,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:40:53,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:40:53,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:40:53,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:40:53,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:40:53,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:40:53,790 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:40:53,800 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-10-28 23:40:53,800 INFO L444 ModelExtractionUtils]: 33 out of 37 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-10-28 23:40:53,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:40:53,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:40:53,801 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:40:53,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Waiting until timeout for monitored process [2021-10-28 23:40:53,832 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:40:53,850 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:40:53,850 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:40:53,850 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_10) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_10 Supporting invariants [] [2021-10-28 23:40:53,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (205)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:54,072 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:40:54,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:54,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:40:54,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:54,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 23 conjunts are in the unsatisfiable core [2021-10-28 23:40:54,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:54,241 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:40:54,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:40:54,435 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:40:54,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 72 treesize of output 47 [2021-10-28 23:40:55,756 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:40:55,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:40:55,802 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:40:55,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 23:40:55,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:40:55,946 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:55,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 23:40:56,031 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (206)] Forceful destruction successful, exit code 0 [2021-10-28 23:40:56,115 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:56,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 23:40:56,182 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:56,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 23:40:56,466 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:40:56,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 138 treesize of output 92 [2021-10-28 23:40:56,841 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:40:56,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 155 treesize of output 101 [2021-10-28 23:40:57,681 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 23:40:57,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 215 treesize of output 185 [2021-10-28 23:40:57,861 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:40:57,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 201 treesize of output 165 [2021-10-28 23:40:58,114 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 23:40:58,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 129 treesize of output 98 [2021-10-28 23:40:58,836 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:40:58,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 90 [2021-10-28 23:40:59,470 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:40:59,471 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 15 loop predicates [2021-10-28 23:40:59,471 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 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) [2021-10-28 23:40:59,497 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 77 states and 94 transitions. Complement of second has 5 states. [2021-10-28 23:40:59,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:40:59,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.75) internal successors, (28), 16 states have internal predecessors, (28), 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) [2021-10-28 23:40:59,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 23:40:59,498 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 23:40:59,499 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:40:59,499 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:40:59,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:40:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:59,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:40:59,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:40:59,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-28 23:40:59,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:40:59,656 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:40:59,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:40:59,827 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:40:59,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 23:41:00,100 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:41:00,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:41:00,160 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:41:00,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 23:41:00,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:41:00,418 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:00,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 23:41:00,535 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:00,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 23:41:00,852 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:00,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 88 [2021-10-28 23:41:01,260 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:41:01,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 143 treesize of output 97 [2021-10-28 23:41:02,139 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 23:41:02,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 225 treesize of output 191 [2021-10-28 23:41:02,348 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:02,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 214 treesize of output 174 [2021-10-28 23:41:02,531 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 23:41:02,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 129 treesize of output 98 [2021-10-28 23:41:03,330 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:03,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 90 [2021-10-28 23:41:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:03,947 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 16 loop predicates [2021-10-28 23:41:03,947 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:03,965 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 77 states and 94 transitions. Complement of second has 5 states. [2021-10-28 23:41:03,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-28 23:41:03,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2021-10-28 23:41:03,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 23:41:03,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:41:03,966 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:41:03,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:04,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:41:04,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:04,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:04,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-28 23:41:04,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:04,138 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:41:04,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:41:04,296 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:41:04,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 23:41:04,574 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:41:04,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:41:04,612 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:41:04,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 52 [2021-10-28 23:41:04,764 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:04,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 29 [2021-10-28 23:41:04,837 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:04,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 32 [2021-10-28 23:41:05,164 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:05,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 115 treesize of output 85 [2021-10-28 23:41:05,590 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:41:05,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 143 treesize of output 97 [2021-10-28 23:41:06,384 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 23:41:06,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 217 treesize of output 187 [2021-10-28 23:41:06,776 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:06,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 23:41:06,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:41:06,851 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:06,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 23:41:06,903 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:41:06,948 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:06,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 26 [2021-10-28 23:41:07,043 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:07,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 33 [2021-10-28 23:41:07,280 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 23:41:07,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 103 treesize of output 80 [2021-10-28 23:41:08,746 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:08,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 147 treesize of output 117 [2021-10-28 23:41:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:09,324 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 16 loop predicates [2021-10-28 23:41:09,324 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:09,409 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 153 states and 187 transitions. Complement of second has 18 states. [2021-10-28 23:41:09,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-10-28 23:41:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:09,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 21 transitions. [2021-10-28 23:41:09,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 21 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 23:41:09,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:41:09,411 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:41:09,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:09,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:41:09,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:09,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-28 23:41:09,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:09,560 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:41:09,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:41:09,760 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:41:09,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 23:41:10,072 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:41:10,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:41:10,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:41:10,172 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:10,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 23:41:10,227 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:41:10,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 23:41:10,417 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:10,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 40 [2021-10-28 23:41:10,759 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:10,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 86 [2021-10-28 23:41:11,082 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:41:11,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 141 treesize of output 95 [2021-10-28 23:41:11,729 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 23:41:11,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 215 treesize of output 185 [2021-10-28 23:41:11,952 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 23:41:11,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 193 treesize of output 158 [2021-10-28 23:41:12,285 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:12,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 21 [2021-10-28 23:41:12,336 INFO L354 Elim1Store]: treesize reduction 3, result has 75.0 percent of original size [2021-10-28 23:41:12,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 27 [2021-10-28 23:41:12,959 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:12,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 109 treesize of output 87 [2021-10-28 23:41:13,532 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:13,532 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 16 loop predicates [2021-10-28 23:41:13,532 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:13,895 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 76 states and 93 transitions. cyclomatic complexity: 20. Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 175 states and 208 transitions. Complement of second has 27 states. [2021-10-28 23:41:13,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 1 stem states 9 non-accepting loop states 1 accepting loop states [2021-10-28 23:41:13,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:13,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 25 transitions. [2021-10-28 23:41:13,896 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 25 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 23:41:13,896 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:41:13,896 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:41:13,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:13,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:41:13,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:14,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 25 conjunts are in the unsatisfiable core [2021-10-28 23:41:14,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:14,061 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:41:14,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-10-28 23:41:14,197 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-10-28 23:41:14,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-10-28 23:41:14,444 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:41:14,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-10-28 23:41:14,487 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:41:14,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 23:41:14,570 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:41:14,670 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:14,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 64 treesize of output 40 [2021-10-28 23:41:15,049 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:15,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 115 treesize of output 85 [2021-10-28 23:41:15,376 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:41:15,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 143 treesize of output 97 [2021-10-28 23:41:16,139 INFO L354 Elim1Store]: treesize reduction 144, result has 34.8 percent of original size [2021-10-28 23:41:16,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 217 treesize of output 187 [2021-10-28 23:41:16,203 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:16,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 184 treesize of output 156 [2021-10-28 23:41:16,449 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:16,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 195 treesize of output 159 [2021-10-28 23:41:16,613 INFO L354 Elim1Store]: treesize reduction 28, result has 24.3 percent of original size [2021-10-28 23:41:16,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 129 treesize of output 98 [2021-10-28 23:41:17,179 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:17,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 116 treesize of output 90 [2021-10-28 23:41:17,921 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:17,921 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 16 loop predicates [2021-10-28 23:41:17,922 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:18,185 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:18,185 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:18,186 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:18,236 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:18,731 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:18,732 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:18,732 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,126 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,127 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,127 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,127 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,127 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,127 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,128 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,372 WARN L278 uchiComplementFKVNwa]: big16 [2021-10-28 23:41:31,373 WARN L278 uchiComplementFKVNwa]: big16 [2021-10-28 23:41:31,373 WARN L278 uchiComplementFKVNwa]: big16 [2021-10-28 23:41:31,373 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,373 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,374 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,375 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,375 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,863 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,863 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,864 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,864 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,864 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:31,867 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,039 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,041 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,041 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,043 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,045 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,045 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,061 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,061 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,063 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,077 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,077 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,078 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,078 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,078 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,079 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,090 WARN L278 uchiComplementFKVNwa]: big7 [2021-10-28 23:41:32,091 WARN L278 uchiComplementFKVNwa]: big7 [2021-10-28 23:41:32,096 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,108 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,109 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,115 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,115 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,116 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,117 WARN L278 uchiComplementFKVNwa]: big8 [2021-10-28 23:41:32,117 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 76 states and 93 transitions. cyclomatic complexity: 20 Second operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1443 states and 2641 transitions. Complement of second has 337 states 23 powerset states314 rank states. The highest rank that occured is 9 [2021-10-28 23:41:32,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 21 states 1 stem states 19 non-accepting loop states 1 accepting loop states [2021-10-28 23:41:32,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.6470588235294117) internal successors, (28), 17 states have internal predecessors, (28), 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) [2021-10-28 23:41:32,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 74 transitions. [2021-10-28 23:41:32,119 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 74 transitions. Stem has 20 letters. Loop has 16 letters. [2021-10-28 23:41:32,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:41:32,120 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 74 transitions. Stem has 36 letters. Loop has 16 letters. [2021-10-28 23:41:32,120 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:41:32,121 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 21 states and 74 transitions. Stem has 20 letters. Loop has 32 letters. [2021-10-28 23:41:32,123 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:41:32,123 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1443 states and 2641 transitions. [2021-10-28 23:41:32,145 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 188 [2021-10-28 23:41:32,173 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1443 states to 985 states and 1962 transitions. [2021-10-28 23:41:32,173 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 145 [2021-10-28 23:41:32,181 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 243 [2021-10-28 23:41:32,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 985 states and 1962 transitions. [2021-10-28 23:41:32,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-10-28 23:41:32,182 INFO L681 BuchiCegarLoop]: Abstraction has 985 states and 1962 transitions. [2021-10-28 23:41:32,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states and 1962 transitions. [2021-10-28 23:41:32,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 359. [2021-10-28 23:41:32,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 359 states have (on average 1.584958217270195) internal successors, (569), 358 states have internal predecessors, (569), 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) [2021-10-28 23:41:32,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 569 transitions. [2021-10-28 23:41:32,238 INFO L704 BuchiCegarLoop]: Abstraction has 359 states and 569 transitions. [2021-10-28 23:41:32,238 INFO L587 BuchiCegarLoop]: Abstraction has 359 states and 569 transitions. [2021-10-28 23:41:32,238 INFO L425 BuchiCegarLoop]: ======== Iteration 13============ [2021-10-28 23:41:32,238 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 359 states and 569 transitions. [2021-10-28 23:41:32,240 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 94 [2021-10-28 23:41:32,241 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 23:41:32,241 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 23:41:32,245 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:41:32,245 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [7, 6, 1, 1, 1, 1] [2021-10-28 23:41:32,247 INFO L791 eck$LassoCheckResult]: Stem: 8092#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8093#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 8084#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 8085#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8095#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 8110#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8241#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 8240#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8238#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 8239#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 8097#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8098#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 8391#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8392#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8411#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8410#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8385#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8397#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8398#L557-3 [2021-10-28 23:41:32,247 INFO L793 eck$LassoCheckResult]: Loop: 8398#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8427#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8426#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8380#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 8379#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 8403#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8402#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 8401#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8400#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8399#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8394#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8395#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8429#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8386#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8384#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8385#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 8397#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 8398#L557-3 [2021-10-28 23:41:32,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:32,248 INFO L85 PathProgramCache]: Analyzing trace with hash -785905143, now seen corresponding path program 15 times [2021-10-28 23:41:32,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:32,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57840263] [2021-10-28 23:41:32,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:32,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:32,295 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:41:32,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:32,325 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:41:32,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:32,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1849779685, now seen corresponding path program 7 times [2021-10-28 23:41:32,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:32,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855026221] [2021-10-28 23:41:32,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:32,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:32,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:32,397 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:41:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:32,440 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:41:32,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:32,454 INFO L85 PathProgramCache]: Analyzing trace with hash 217768211, now seen corresponding path program 16 times [2021-10-28 23:41:32,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:41:32,455 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801524315] [2021-10-28 23:41:32,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:41:32,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:41:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:32,576 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:41:32,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:41:32,638 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:41:40,602 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 23:41:40,602 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 23:41:40,602 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 23:41:40,602 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 23:41:40,602 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 23:41:40,602 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:40,602 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 23:41:40,602 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 23:41:40,602 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration13_Lasso [2021-10-28 23:41:40,603 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 23:41:40,603 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 23:41:40,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,608 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,609 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,622 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,624 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:40,632 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,544 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,551 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,560 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,565 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:41,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 23:41:42,175 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 23:41:42,176 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 23:41:42,176 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,181 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Waiting until timeout for monitored process [2021-10-28 23:41:42,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,193 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,194 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,194 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (207)] Ended with exit code 0 [2021-10-28 23:41:42,215 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,216 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Waiting until timeout for monitored process [2021-10-28 23:41:42,217 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 [2021-10-28 23:41:42,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,224 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:41:42,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:41:42,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:41:42,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (208)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:42,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,245 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Waiting until timeout for monitored process [2021-10-28 23:41:42,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,255 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (209)] Ended with exit code 0 [2021-10-28 23:41:42,291 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,291 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Waiting until timeout for monitored process [2021-10-28 23:41:42,292 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 [2021-10-28 23:41:42,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:41:42,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:41:42,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:41:42,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (210)] Ended with exit code 0 [2021-10-28 23:41:42,321 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,322 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Waiting until timeout for monitored process [2021-10-28 23:41:42,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,329 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:41:42,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,330 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:41:42,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:41:42,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (211)] Ended with exit code 0 [2021-10-28 23:41:42,350 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,350 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Waiting until timeout for monitored process [2021-10-28 23:41:42,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:41:42,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:41:42,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:41:42,384 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (212)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:42,407 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,408 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Waiting until timeout for monitored process [2021-10-28 23:41:42,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:41:42,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:41:42,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:41:42,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (213)] Ended with exit code 0 [2021-10-28 23:41:42,436 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,437 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Waiting until timeout for monitored process [2021-10-28 23:41:42,438 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 [2021-10-28 23:41:42,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (214)] Ended with exit code 0 [2021-10-28 23:41:42,467 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,468 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Waiting until timeout for monitored process [2021-10-28 23:41:42,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,476 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,476 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 23:41:42,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,476 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 23:41:42,476 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 23:41:42,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (215)] Ended with exit code 0 [2021-10-28 23:41:42,496 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,497 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Waiting until timeout for monitored process [2021-10-28 23:41:42,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,505 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,505 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,505 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,505 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,506 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (216)] Ended with exit code 0 [2021-10-28 23:41:42,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,528 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Waiting until timeout for monitored process [2021-10-28 23:41:42,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,537 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,537 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (217)] Ended with exit code 0 [2021-10-28 23:41:42,558 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,559 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Waiting until timeout for monitored process [2021-10-28 23:41:42,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,568 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (218)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:42,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,591 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Waiting until timeout for monitored process [2021-10-28 23:41:42,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,604 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,604 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,609 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (219)] Ended with exit code 0 [2021-10-28 23:41:42,629 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,630 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Waiting until timeout for monitored process [2021-10-28 23:41:42,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,646 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (220)] Ended with exit code 0 [2021-10-28 23:41:42,666 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,666 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Waiting until timeout for monitored process [2021-10-28 23:41:42,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,674 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,678 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,678 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 23:41:42,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (221)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:42,704 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,705 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Waiting until timeout for monitored process [2021-10-28 23:41:42,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 23:41:42,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 23:41:42,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 23:41:42,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 23:41:42,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 23:41:42,718 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 23:41:42,718 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 23:41:42,728 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 23:41:42,741 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-10-28 23:41:42,742 INFO L444 ModelExtractionUtils]: 19 out of 31 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-10-28 23:41:42,742 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 23:41:42,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:41:42,743 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 23:41:42,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Waiting until timeout for monitored process [2021-10-28 23:41:42,743 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 23:41:42,753 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 23:41:42,753 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 23:41:42,754 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_11) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_11 Supporting invariants [] [2021-10-28 23:41:42,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (222)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:42,906 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-10-28 23:41:42,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:42,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:41:42,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:43,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-28 23:41:43,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:43,117 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:41:43,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 23:41:43,492 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:41:43,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 23:41:43,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (223)] Forceful destruction successful, exit code 0 [2021-10-28 23:41:43,574 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:41:43,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 23:41:43,702 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:41:43,840 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:43,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 23:41:44,235 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:44,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 95 treesize of output 73 [2021-10-28 23:41:44,717 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:41:44,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 112 treesize of output 82 [2021-10-28 23:41:46,408 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 23:41:46,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 124 treesize of output 106 [2021-10-28 23:41:49,003 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 23:41:49,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 140 treesize of output 114 [2021-10-28 23:41:51,370 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 23:41:51,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 144 treesize of output 118 [2021-10-28 23:41:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:51,929 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 13 loop predicates [2021-10-28 23:41:51,930 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) [2021-10-28 23:41:53,077 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 459 states and 702 transitions. Complement of second has 11 states. [2021-10-28 23:41:53,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2021-10-28 23:41:53,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) [2021-10-28 23:41:53,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 18 transitions. [2021-10-28 23:41:53,079 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 18 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 23:41:53,079 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:41:53,080 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:41:53,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:41:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:53,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:41:53,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:41:53,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-28 23:41:53,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:41:53,335 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:41:53,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 23:41:53,689 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:41:53,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 23:41:53,714 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:41:53,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 60 treesize of output 36 [2021-10-28 23:41:53,806 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:53,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 26 [2021-10-28 23:41:53,941 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:41:53,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 23:41:54,266 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:41:54,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 111 treesize of output 77 [2021-10-28 23:41:54,600 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:41:54,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 80 [2021-10-28 23:41:55,248 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:41:55,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 139 treesize of output 89 [2021-10-28 23:41:57,121 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:41:57,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 46 [2021-10-28 23:41:57,314 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:41:57,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 70 treesize of output 44 [2021-10-28 23:41:57,518 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:41:57,519 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 14 loop predicates [2021-10-28 23:41:57,519 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2021-10-28 23:42:04,410 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 922 states and 1471 transitions. Complement of second has 25 states. [2021-10-28 23:42:04,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 23:42:04,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2021-10-28 23:42:04,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 26 transitions. [2021-10-28 23:42:04,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 26 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 23:42:04,412 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:42:04,412 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:42:04,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:42:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:42:04,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:42:04,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:42:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:42:04,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-28 23:42:04,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:42:04,684 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:42:04,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 23:42:05,168 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:42:05,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 23:42:05,232 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:42:05,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 68 treesize of output 44 [2021-10-28 23:42:05,379 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:42:05,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 49 treesize of output 29 [2021-10-28 23:42:07,268 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:42:07,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 95 treesize of output 73 [2021-10-28 23:42:07,767 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:42:07,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 112 treesize of output 82 [2021-10-28 23:42:08,387 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:42:08,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 135 treesize of output 89 [2021-10-28 23:42:10,343 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:42:10,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 46 [2021-10-28 23:42:12,156 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:42:12,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 48 [2021-10-28 23:42:15,479 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:42:15,479 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 14 loop predicates [2021-10-28 23:42:15,479 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2021-10-28 23:42:24,490 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1100 states and 1759 transitions. Complement of second has 34 states. [2021-10-28 23:42:24,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 23:42:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2021-10-28 23:42:24,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2021-10-28 23:42:24,491 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 23:42:24,492 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:42:24,492 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:42:24,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:42:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:42:24,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:42:24,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:42:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:42:24,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 21 conjunts are in the unsatisfiable core [2021-10-28 23:42:24,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:42:24,680 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:42:24,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 23:42:24,936 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:42:24,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 23:42:24,972 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:42:25,010 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:42:25,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 28 [2021-10-28 23:42:25,124 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:42:25,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 18 [2021-10-28 23:42:25,233 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:42:25,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 21 [2021-10-28 23:42:25,311 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:42:25,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 18 [2021-10-28 23:42:25,667 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:42:25,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 111 treesize of output 77 [2021-10-28 23:42:26,194 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:42:26,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 80 [2021-10-28 23:42:27,618 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 23:42:27,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 128 treesize of output 106 [2021-10-28 23:42:29,120 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 23:42:29,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 146 treesize of output 116 [2021-10-28 23:42:30,802 INFO L354 Elim1Store]: treesize reduction 72, result has 32.7 percent of original size [2021-10-28 23:42:30,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 150 treesize of output 120 [2021-10-28 23:42:32,371 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:42:32,371 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.1 stem predicates 13 loop predicates [2021-10-28 23:42:32,371 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) [2021-10-28 23:42:44,802 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 359 states and 569 transitions. cyclomatic complexity: 223. Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 1100 states and 1759 transitions. Complement of second has 34 states. [2021-10-28 23:42:44,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 23:42:44,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 states have internal predecessors, (29), 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) [2021-10-28 23:42:44,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2021-10-28 23:42:44,803 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 23:42:44,804 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:42:44,804 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:42:44,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:42:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:42:44,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:42:44,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:42:44,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:42:44,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 24 conjunts are in the unsatisfiable core [2021-10-28 23:42:44,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:42:45,011 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-10-28 23:42:45,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 45 [2021-10-28 23:42:45,339 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-10-28 23:42:45,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 122 treesize of output 109 [2021-10-28 23:42:45,371 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:42:45,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 18 [2021-10-28 23:42:45,415 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-10-28 23:42:45,461 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-10-28 23:42:45,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 52 treesize of output 28 [2021-10-28 23:42:45,620 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:42:45,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 18 [2021-10-28 23:42:45,654 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:42:45,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 21 [2021-10-28 23:42:46,146 INFO L354 Elim1Store]: treesize reduction 72, result has 27.3 percent of original size [2021-10-28 23:42:46,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 104 treesize of output 74 [2021-10-28 23:42:46,570 INFO L354 Elim1Store]: treesize reduction 84, result has 21.5 percent of original size [2021-10-28 23:42:46,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 110 treesize of output 80 [2021-10-28 23:42:48,067 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:42:48,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 133 treesize of output 87 [2021-10-28 23:42:49,787 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:42:49,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 46 [2021-10-28 23:42:51,357 INFO L354 Elim1Store]: treesize reduction 92, result has 14.0 percent of original size [2021-10-28 23:42:51,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 78 treesize of output 48 [2021-10-28 23:42:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:42:54,464 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.1 stem predicates 14 loop predicates [2021-10-28 23:42:54,464 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2021-10-28 23:43:05,105 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 359 states and 569 transitions. cyclomatic complexity: 223 Second operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 5492 states and 12811 transitions. Complement of second has 132 states 14 powerset states118 rank states. The highest rank that occured is 7 [2021-10-28 23:43:05,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 1 stem states 11 non-accepting loop states 1 accepting loop states [2021-10-28 23:43:05,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 15 states have internal predecessors, (29), 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) [2021-10-28 23:43:05,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 47 transitions. [2021-10-28 23:43:05,106 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 47 transitions. Stem has 18 letters. Loop has 17 letters. [2021-10-28 23:43:05,107 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 23:43:05,108 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-10-28 23:43:05,108 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:549) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-10-28 23:43:05,111 INFO L168 Benchmark]: Toolchain (without parser) took 234269.69 ms. Allocated memory was 127.9 MB in the beginning and 362.8 MB in the end (delta: 234.9 MB). Free memory was 91.6 MB in the beginning and 102.4 MB in the end (delta: -10.9 MB). Peak memory consumption was 278.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:43:05,112 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 127.9 MB. Free memory was 102.1 MB in the beginning and 102.0 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:43:05,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.14 ms. Allocated memory is still 127.9 MB. Free memory was 91.3 MB in the beginning and 96.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:43:05,112 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.06 ms. Allocated memory is still 127.9 MB. Free memory was 96.9 MB in the beginning and 94.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:43:05,113 INFO L168 Benchmark]: Boogie Preprocessor took 47.39 ms. Allocated memory is still 127.9 MB. Free memory was 94.8 MB in the beginning and 93.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:43:05,113 INFO L168 Benchmark]: RCFGBuilder took 423.55 ms. Allocated memory is still 127.9 MB. Free memory was 93.5 MB in the beginning and 81.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:43:05,113 INFO L168 Benchmark]: BuchiAutomizer took 233264.54 ms. Allocated memory was 127.9 MB in the beginning and 362.8 MB in the end (delta: 234.9 MB). Free memory was 81.6 MB in the beginning and 102.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 270.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:43:05,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 127.9 MB. Free memory was 102.1 MB in the beginning and 102.0 MB in the end (delta: 25.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 478.14 ms. Allocated memory is still 127.9 MB. Free memory was 91.3 MB in the beginning and 96.9 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.06 ms. Allocated memory is still 127.9 MB. Free memory was 96.9 MB in the beginning and 94.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.39 ms. Allocated memory is still 127.9 MB. Free memory was 94.8 MB in the beginning and 93.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 423.55 ms. Allocated memory is still 127.9 MB. Free memory was 93.5 MB in the beginning and 81.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 233264.54 ms. Allocated memory was 127.9 MB in the beginning and 362.8 MB in the end (delta: 234.9 MB). Free memory was 81.6 MB in the beginning and 102.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 270.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:785) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-28 23:43:05,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2021-10-28 23:43:05,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d916916f-09c9-46ae-b7c9-3f31fece8d84/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...