./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig7-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig7-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF --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 1ec032e1ec4bd80c840fa33597a9e3480a42249e15724384edee8bf4ebbe67a9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:09:26,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:09:26,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:09:26,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:09:26,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:09:26,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:09:26,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:09:26,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:09:26,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:09:26,393 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:09:26,394 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:09:26,396 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:09:26,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:09:26,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:09:26,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:09:26,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:09:26,408 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:09:26,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:09:26,412 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:09:26,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:09:26,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:09:26,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:09:26,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:09:26,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:09:26,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:09:26,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:09:26,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:09:26,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:09:26,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:09:26,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:09:26,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:09:26,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:09:26,448 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:09:26,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:09:26,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:09:26,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:09:26,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:09:26,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:09:26,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:09:26,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:09:26,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:09:26,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-20 07:09:26,510 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:09:26,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:09:26,511 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:09:26,512 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:09:26,513 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:09:26,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:09:26,514 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:09:26,514 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-20 07:09:26,514 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-20 07:09:26,515 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-20 07:09:26,516 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-20 07:09:26,516 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-20 07:09:26,516 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-20 07:09:26,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:09:26,517 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:09:26,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:09:26,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:09:26,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-20 07:09:26,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-20 07:09:26,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-20 07:09:26,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:09:26,519 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-20 07:09:26,519 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:09:26,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-20 07:09:26,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:09:26,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:09:26,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:09:26,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:09:26,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:09:26,524 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-20 07:09:26,524 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_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ec032e1ec4bd80c840fa33597a9e3480a42249e15724384edee8bf4ebbe67a9 [2021-11-20 07:09:26,875 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:09:26,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:09:26,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:09:26,910 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:09:26,911 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:09:26,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig7-alloca.i [2021-11-20 07:09:26,997 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/data/ebccddb9e/a88440d5a0994d6a8e617ef101d6b212/FLAG1f2ae78dd [2021-11-20 07:09:27,676 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:09:27,677 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig7-alloca.i [2021-11-20 07:09:27,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/data/ebccddb9e/a88440d5a0994d6a8e617ef101d6b212/FLAG1f2ae78dd [2021-11-20 07:09:27,992 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/data/ebccddb9e/a88440d5a0994d6a8e617ef101d6b212 [2021-11-20 07:09:27,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:09:27,996 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:09:27,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:09:27,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:09:28,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:09:28,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:09:27" (1/1) ... [2021-11-20 07:09:28,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32b3ace7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28, skipping insertion in model container [2021-11-20 07:09:28,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:09:27" (1/1) ... [2021-11-20 07:09:28,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:09:28,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:09:28,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:09:28,439 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:09:28,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:09:28,519 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:09:28,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28 WrapperNode [2021-11-20 07:09:28,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:09:28,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:09:28,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:09:28,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:09:28,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,579 INFO L137 Inliner]: procedures = 109, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2021-11-20 07:09:28,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:09:28,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:09:28,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:09:28,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:09:28,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,615 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:09:28,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:09:28,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:09:28,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:09:28,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (1/1) ... [2021-11-20 07:09:28,640 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:28,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:28,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:28,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-20 07:09:28,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:09:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:09:28,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:09:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:09:28,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:09:28,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:09:28,835 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:09:28,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:09:29,063 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:09:29,069 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:09:29,070 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:09:29,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:09:29 BoogieIcfgContainer [2021-11-20 07:09:29,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:09:29,073 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-20 07:09:29,073 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-20 07:09:29,090 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-20 07:09:29,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:09:29,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 07:09:27" (1/3) ... [2021-11-20 07:09:29,104 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d48eba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:09:29, skipping insertion in model container [2021-11-20 07:09:29,105 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:09:29,105 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:09:28" (2/3) ... [2021-11-20 07:09:29,105 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d48eba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 07:09:29, skipping insertion in model container [2021-11-20 07:09:29,105 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-20 07:09:29,106 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:09:29" (3/3) ... [2021-11-20 07:09:29,107 INFO L388 chiAutomizerObserver]: Analyzing ICFG NoriSharma-2013FSE-Fig7-alloca.i [2021-11-20 07:09:29,198 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-20 07:09:29,210 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-20 07:09:29,210 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-20 07:09:29,210 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-20 07:09:29,210 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-20 07:09:29,210 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-20 07:09:29,211 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-20 07:09:29,211 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-20 07:09:29,248 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 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) [2021-11-20 07:09:29,277 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 07:09:29,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:09:29,278 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:09:29,285 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 07:09:29,285 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 07:09:29,286 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-20 07:09:29,286 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 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) [2021-11-20 07:09:29,288 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 07:09:29,289 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:09:29,289 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:09:29,289 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-20 07:09:29,290 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 07:09:29,297 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~short15#1, main_~a~0#1.base, main_~a~0#1.offset, main_~i~0#1.base, main_~i~0#1.offset, main_~b~0#1.base, main_~b~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset, main_~c~0#1.base, main_~c~0#1.offset, main_~M~0#1.base, main_~M~0#1.offset, main_~N~0#1.base, main_~N~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~b~0#1.base, main_~b~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~c~0#1.base, main_~c~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(4);main_~M~0#1.base, main_~M~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4);main_~N~0#1.base, main_~N~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~mem9#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~a~0#1.base, main_~a~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int(main_#t~mem10#1, main_~b~0#1.base, main_~b~0#1.offset, 4);havoc main_#t~mem10#1;call write~int(0, main_~c~0#1.base, main_~c~0#1.offset, 4); 5#L557-5true [2021-11-20 07:09:29,299 INFO L793 eck$LassoCheckResult]: Loop: 5#L557-5true call main_#t~mem11#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_~M~0#1.base, main_~M~0#1.offset, 4);main_#t~short15#1 := main_#t~mem11#1 < main_#t~mem12#1; 10#L557-1true assume main_#t~short15#1; 9#L557-3true assume !!main_#t~short15#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int(1 + main_#t~mem16#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem16#1;call main_#t~mem17#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int(1 + main_#t~mem17#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int(main_~c~0#1.base, main_~c~0#1.offset, 4);call write~int(1 + main_#t~mem18#1, main_~c~0#1.base, main_~c~0#1.offset, 4);havoc main_#t~mem18#1; 5#L557-5true [2021-11-20 07:09:29,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:29,312 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-20 07:09:29,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:09:29,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566000933] [2021-11-20 07:09:29,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:09:29,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:09:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:29,597 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:09:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:29,675 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:09:29,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:29,684 INFO L85 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2021-11-20 07:09:29,684 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:09:29,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399299951] [2021-11-20 07:09:29,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:09:29,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:09:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:29,715 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:09:29,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:29,755 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:09:29,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:29,760 INFO L85 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2021-11-20 07:09:29,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:09:29,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712990920] [2021-11-20 07:09:29,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:09:29,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:09:29,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:29,846 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:09:29,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:29,988 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:09:34,230 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:09:34,231 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:09:34,231 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:09:34,231 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:09:34,231 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:09:34,231 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:34,232 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:09:34,232 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:09:34,232 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig7-alloca.i_Iteration1_Lasso [2021-11-20 07:09:34,232 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:09:34,232 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:09:34,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,267 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,286 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,289 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,301 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:34,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:35,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:35,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:35,935 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:36,751 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:09:36,756 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:09:36,758 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:36,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:36,764 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:36,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-20 07:09:36,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:36,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:36,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:36,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:36,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:36,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:36,801 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:36,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:36,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:36,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:36,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:36,846 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:36,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-20 07:09:36,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:36,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:36,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:36,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:36,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:36,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:36,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:36,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:36,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:36,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:36,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:36,917 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:36,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-20 07:09:36,919 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:36,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:36,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:36,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:36,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:36,927 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:36,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:36,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:36,938 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:36,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:36,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:36,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:36,960 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:36,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-20 07:09:36,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:36,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:36,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:36,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:36,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:36,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:36,974 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:36,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,011 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,012 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-20 07:09:37,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-20 07:09:37,096 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,098 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-20 07:09:37,100 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 [2021-11-20 07:09:37,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,108 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,140 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-20 07:09:37,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,186 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-20 07:09:37,188 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 [2021-11-20 07:09:37,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,196 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,196 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,196 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,210 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,234 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,235 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-20 07:09:37,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,268 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-20 07:09:37,270 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 [2021-11-20 07:09:37,278 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,278 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,278 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,278 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,278 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,279 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,279 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,318 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-20 07:09:37,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,333 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,367 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,369 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-20 07:09:37,373 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 [2021-11-20 07:09:37,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,415 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-20 07:09:37,416 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 [2021-11-20 07:09:37,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,425 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,470 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,488 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 [2021-11-20 07:09:37,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-20 07:09:37,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,549 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-20 07:09:37,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,588 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-20 07:09:37,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,627 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-20 07:09:37,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,637 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,638 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,667 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,668 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-20 07:09:37,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,681 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,681 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,748 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,752 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,775 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-20 07:09:37,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,834 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,844 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,854 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-20 07:09:37,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:37,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,892 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-20 07:09:37,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:37,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:37,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:37,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-11-20 07:09:37,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,949 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:37,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-20 07:09:37,951 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:37,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:37,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:37,959 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:37,959 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:37,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:37,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:37,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:37,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-11-20 07:09:37,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:37,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:37,993 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:38,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-20 07:09:38,009 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 [2021-11-20 07:09:38,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:38,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:38,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:38,017 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:38,019 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:38,019 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:38,034 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:38,063 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:38,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:38,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:38,064 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:38,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-20 07:09:38,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:38,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:38,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:38,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:38,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:38,076 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:38,076 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:38,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:38,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-20 07:09:38,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:38,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:38,109 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:38,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-20 07:09:38,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:38,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:38,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:38,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:38,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:38,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:38,120 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:38,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:38,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:38,145 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:38,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:38,146 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:38,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-20 07:09:38,147 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:38,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:38,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:38,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:38,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:38,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:38,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:38,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:38,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:38,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-11-20 07:09:38,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:38,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:38,186 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:38,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-20 07:09:38,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:38,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:38,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:38,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:38,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:38,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:38,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:38,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:38,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:38,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:38,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:38,270 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:38,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-20 07:09:38,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:38,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:38,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:38,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:38,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:38,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:38,281 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:38,281 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:38,283 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:09:38,319 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-11-20 07:09:38,319 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-20 07:09:38,321 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:38,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:38,336 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:38,352 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:09:38,353 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:09:38,353 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:09:38,353 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_main_~M~0#1.base) ULTIMATE.start_main_~M~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_main_~i~0#1.base) ULTIMATE.start_main_~i~0#1.offset)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_main_~M~0#1.base) ULTIMATE.start_main_~M~0#1.offset)_1 Supporting invariants [] [2021-11-20 07:09:38,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-20 07:09:38,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:39,105 INFO L297 tatePredicateManager]: 102 out of 104 supporting invariants were superfluous and have been removed [2021-11-20 07:09:39,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:39,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 07:09:39,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:09:39,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:39,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-20 07:09:39,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:09:39,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:09:39,484 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-20 07:09:39,486 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:09:39,585 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 39 transitions. Complement of second has 9 states. [2021-11-20 07:09:39,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-11-20 07:09:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:09:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 21 transitions. [2021-11-20 07:09:39,594 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 2 letters. Loop has 3 letters. [2021-11-20 07:09:39,595 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:09:39,595 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 5 letters. Loop has 3 letters. [2021-11-20 07:09:39,595 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:09:39,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 2 letters. Loop has 6 letters. [2021-11-20 07:09:39,596 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:09:39,597 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 39 transitions. [2021-11-20 07:09:39,599 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 07:09:39,603 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 12 states and 15 transitions. [2021-11-20 07:09:39,604 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-11-20 07:09:39,605 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-11-20 07:09:39,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-11-20 07:09:39,605 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-20 07:09:39,606 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-11-20 07:09:39,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-11-20 07:09:39,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2021-11-20 07:09:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2021-11-20 07:09:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2021-11-20 07:09:39,633 INFO L704 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-11-20 07:09:39,633 INFO L587 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-11-20 07:09:39,633 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-20 07:09:39,633 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2021-11-20 07:09:39,634 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-20 07:09:39,634 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-20 07:09:39,634 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-20 07:09:39,634 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-20 07:09:39,634 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-20 07:09:39,635 INFO L791 eck$LassoCheckResult]: Stem: 509#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 510#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~malloc7#1.base, main_#t~malloc7#1.offset, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~mem9#1, main_#t~mem10#1, main_#t~mem16#1, main_#t~mem17#1, main_#t~mem18#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~short15#1, main_~a~0#1.base, main_~a~0#1.offset, main_~i~0#1.base, main_~i~0#1.offset, main_~b~0#1.base, main_~b~0#1.offset, main_~j~0#1.base, main_~j~0#1.offset, main_~c~0#1.base, main_~c~0#1.offset, main_~M~0#1.base, main_~M~0#1.offset, main_~N~0#1.base, main_~N~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~a~0#1.base, main_~a~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~i~0#1.base, main_~i~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~b~0#1.base, main_~b~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~j~0#1.base, main_~j~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~c~0#1.base, main_~c~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call main_#t~malloc7#1.base, main_#t~malloc7#1.offset := #Ultimate.allocOnStack(4);main_~M~0#1.base, main_~M~0#1.offset := main_#t~malloc7#1.base, main_#t~malloc7#1.offset;call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(4);main_~N~0#1.base, main_~N~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~mem9#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int(main_#t~mem9#1, main_~a~0#1.base, main_~a~0#1.offset, 4);havoc main_#t~mem9#1;call main_#t~mem10#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int(main_#t~mem10#1, main_~b~0#1.base, main_~b~0#1.offset, 4);havoc main_#t~mem10#1;call write~int(0, main_~c~0#1.base, main_~c~0#1.offset, 4); 518#L557-5 call main_#t~mem11#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_~M~0#1.base, main_~M~0#1.offset, 4);main_#t~short15#1 := main_#t~mem11#1 < main_#t~mem12#1; 512#L557-1 [2021-11-20 07:09:39,635 INFO L793 eck$LassoCheckResult]: Loop: 512#L557-1 assume !main_#t~short15#1;call main_#t~mem13#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4);call main_#t~mem14#1 := read~int(main_~N~0#1.base, main_~N~0#1.offset, 4);main_#t~short15#1 := main_#t~mem13#1 < main_#t~mem14#1; 515#L557-3 assume !!main_#t~short15#1;havoc main_#t~mem11#1;havoc main_#t~mem12#1;havoc main_#t~mem13#1;havoc main_#t~mem14#1;havoc main_#t~short15#1;call main_#t~mem16#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call write~int(1 + main_#t~mem16#1, main_~i~0#1.base, main_~i~0#1.offset, 4);havoc main_#t~mem16#1;call main_#t~mem17#1 := read~int(main_~j~0#1.base, main_~j~0#1.offset, 4);call write~int(1 + main_#t~mem17#1, main_~j~0#1.base, main_~j~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int(main_~c~0#1.base, main_~c~0#1.offset, 4);call write~int(1 + main_#t~mem18#1, main_~c~0#1.base, main_~c~0#1.offset, 4);havoc main_#t~mem18#1; 511#L557-5 call main_#t~mem11#1 := read~int(main_~i~0#1.base, main_~i~0#1.offset, 4);call main_#t~mem12#1 := read~int(main_~M~0#1.base, main_~M~0#1.offset, 4);main_#t~short15#1 := main_#t~mem11#1 < main_#t~mem12#1; 512#L557-1 [2021-11-20 07:09:39,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:39,635 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-11-20 07:09:39,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:09:39,636 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808669046] [2021-11-20 07:09:39,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:09:39,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:09:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:39,698 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:09:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:39,735 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:09:39,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:39,736 INFO L85 PathProgramCache]: Analyzing trace with hash 41888, now seen corresponding path program 1 times [2021-11-20 07:09:39,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:09:39,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894733173] [2021-11-20 07:09:39,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:09:39,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:09:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:39,749 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:09:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:39,765 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:09:39,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:39,765 INFO L85 PathProgramCache]: Analyzing trace with hash 889571357, now seen corresponding path program 1 times [2021-11-20 07:09:39,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:09:39,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698371065] [2021-11-20 07:09:39,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:09:39,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:09:39,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:39,909 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-20 07:09:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-20 07:09:40,007 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-20 07:09:44,553 INFO L210 LassoAnalysis]: Preferences: [2021-11-20 07:09:44,553 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-20 07:09:44,553 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-20 07:09:44,553 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-20 07:09:44,553 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-20 07:09:44,553 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:44,553 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-20 07:09:44,553 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-20 07:09:44,553 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig7-alloca.i_Iteration2_Lasso [2021-11-20 07:09:44,554 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-20 07:09:44,554 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-20 07:09:44,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:44,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:44,580 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,376 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,380 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:48,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-20 07:09:49,510 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-20 07:09:49,511 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-20 07:09:49,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,522 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-20 07:09:49,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:49,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:49,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:49,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:49,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:49,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:49,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:49,564 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:49,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:49,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,603 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:49,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:49,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:49,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:49,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:49,644 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:49,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:49,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:49,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-20 07:09:49,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:49,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:49,703 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,705 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:49,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:49,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:49,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:49,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:49,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:49,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:49,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-20 07:09:49,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:49,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-20 07:09:49,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,768 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:49,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-20 07:09:49,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:49,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:49,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:49,783 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:49,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:49,784 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:49,787 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:49,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:49,809 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,811 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-20 07:09:49,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:49,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:49,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:49,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:49,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:49,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:49,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:49,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:49,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:49,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:49,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,845 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:49,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-20 07:09:49,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:49,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:49,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:49,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:49,859 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:49,859 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:49,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:49,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:49,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,928 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-20 07:09:49,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:49,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:49,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:49,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:49,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:49,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:49,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:49,964 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:49,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-20 07:09:49,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:49,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:49,989 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:49,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-20 07:09:49,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:50,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:50,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:50,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:50,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:50,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:50,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:50,005 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:50,029 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:50,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:50,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:50,031 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:50,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-20 07:09:50,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:50,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:50,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:50,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:50,045 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:50,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:50,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:50,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:50,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:50,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:50,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:50,107 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:50,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-20 07:09:50,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:50,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:50,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:50,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:50,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:50,131 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:50,131 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:50,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:50,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-11-20 07:09:50,181 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:50,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:50,182 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:50,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:50,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-20 07:09:50,192 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:50,192 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:50,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:50,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:50,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:50,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:50,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:50,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:50,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:50,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:50,228 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:50,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-20 07:09:50,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:50,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:50,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:50,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:50,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:50,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-20 07:09:50,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-20 07:09:50,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:50,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-11-20 07:09:50,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:50,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:50,340 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:50,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-20 07:09:50,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:50,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:50,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:50,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:50,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:50,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:50,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:50,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:50,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-20 07:09:50,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:50,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:50,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:50,381 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:50,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-20 07:09:50,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-20 07:09:50,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-20 07:09:50,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-20 07:09:50,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-20 07:09:50,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-20 07:09:50,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-20 07:09:50,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-20 07:09:50,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-20 07:09:50,398 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-20 07:09:50,402 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-20 07:09:50,402 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-11-20 07:09:50,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-20 07:09:50,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:09:50,403 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-20 07:09:50,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-20 07:09:50,404 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-20 07:09:50,408 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-20 07:09:50,408 INFO L513 LassoAnalysis]: Proved termination. [2021-11-20 07:09:50,408 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~N~0#1.base) ULTIMATE.start_main_~N~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~N~0#1.base) ULTIMATE.start_main_~N~0#1.offset)_1 - 1*v_rep(select (select #memory_int ULTIMATE.start_main_~j~0#1.base) ULTIMATE.start_main_~j~0#1.offset)_2 Supporting invariants [] [2021-11-20 07:09:50,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:51,302 INFO L297 tatePredicateManager]: 114 out of 117 supporting invariants were superfluous and have been removed [2021-11-20 07:09:51,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:09:51,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-20 07:09:51,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:51,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-20 07:09:51,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:09:51,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-20 07:09:51,506 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-20 07:09:51,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 85 treesize of output 77 [2021-11-20 07:09:51,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:09:51,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-20 07:09:51,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 07:09:52,241 INFO L354 Elim1Store]: treesize reduction 613, result has 28.6 percent of original size [2021-11-20 07:09:52,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 6 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 10 new quantified variables, introduced 34 case distinctions, treesize of input 959 treesize of output 458 [2021-11-20 07:09:52,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 07:09:52,452 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-20 07:09:52,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 26 [2021-11-20 07:09:52,531 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 17 [2021-11-20 07:09:52,730 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-20 07:09:52,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 35 [2021-11-20 07:09:52,804 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-20 07:09:52,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 51 treesize of output 35 [2021-11-20 07:09:53,133 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-20 07:09:53,133 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 2 case distinctions, treesize of input 38 treesize of output 26 [2021-11-20 07:09:53,487 INFO L354 Elim1Store]: treesize reduction 37, result has 24.5 percent of original size [2021-11-20 07:09:53,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 65 treesize of output 61 [2021-11-20 07:09:53,576 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-20 07:09:53,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 61 [2021-11-20 07:09:54,003 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 36 treesize of output 24 [2021-11-20 07:09:54,063 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-20 07:09:54,063 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 36 treesize of output 24 [2021-11-20 07:09:54,250 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-20 07:09:54,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 33 [2021-11-20 07:09:54,336 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-20 07:09:54,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 49 treesize of output 33 [2021-11-20 07:09:54,676 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-20 07:09:54,729 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-20 07:09:54,753 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-20 07:09:57,029 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-20 07:09:57,030 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 76 treesize of output 56 [2021-11-20 07:09:58,108 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-20 07:09:58,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 92 treesize of output 60 [2021-11-20 07:09:58,183 INFO L354 Elim1Store]: treesize reduction 40, result has 18.4 percent of original size [2021-11-20 07:09:58,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 105 treesize of output 86 [2021-11-20 07:09:58,534 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-20 07:09:58,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 64 [2021-11-20 07:10:01,219 INFO L354 Elim1Store]: treesize reduction 12, result has 58.6 percent of original size [2021-11-20 07:10:01,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 112 treesize of output 100 [2021-11-20 07:10:01,321 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 2 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 38 [2021-11-20 07:10:01,376 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-11-20 07:10:01,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 110 treesize of output 86 [2021-11-20 07:10:01,458 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-20 07:10:01,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 107 treesize of output 79 [2021-11-20 07:10:01,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-20 07:10:01,474 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-11-20 07:10:01,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 72 treesize of output 52 [2021-11-20 07:10:01,511 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-20 07:10:01,512 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 107 treesize of output 79 [2021-11-20 07:10:01,533 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-11-20 07:10:01,536 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 2 case distinctions, treesize of input 72 treesize of output 52 [2021-11-20 07:10:01,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-20 07:10:01,693 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-11-20 07:10:01,694 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2021-11-20 07:10:01,763 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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 22 states and 30 transitions. Complement of second has 7 states. [2021-11-20 07:10:01,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-20 07:10:01,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.2) internal successors, (6), 5 states have internal predecessors, (6), 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) [2021-11-20 07:10:01,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2021-11-20 07:10:01,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2021-11-20 07:10:01,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:10:01,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2021-11-20 07:10:01,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:10:01,767 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2021-11-20 07:10:01,767 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-20 07:10:01,767 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 30 transitions. [2021-11-20 07:10:01,769 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 07:10:01,770 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 0 states and 0 transitions. [2021-11-20 07:10:01,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-20 07:10:01,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-20 07:10:01,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-20 07:10:01,775 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-20 07:10:01,775 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 07:10:01,776 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 07:10:01,776 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 07:10:01,776 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-20 07:10:01,776 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-20 07:10:01,776 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-20 07:10:01,776 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-20 07:10:01,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 07:10:01 BoogieIcfgContainer [2021-11-20 07:10:01,785 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-20 07:10:01,785 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 07:10:01,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 07:10:01,786 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 07:10:01,786 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:09:29" (3/4) ... [2021-11-20 07:10:01,797 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-20 07:10:01,798 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 07:10:01,800 INFO L158 Benchmark]: Toolchain (without parser) took 33802.88ms. Allocated memory was 113.2MB in the beginning and 283.1MB in the end (delta: 169.9MB). Free memory was 83.0MB in the beginning and 117.2MB in the end (delta: -34.2MB). Peak memory consumption was 133.9MB. Max. memory is 16.1GB. [2021-11-20 07:10:01,801 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:10:01,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.31ms. Allocated memory was 113.2MB in the beginning and 161.5MB in the end (delta: 48.2MB). Free memory was 82.7MB in the beginning and 130.1MB in the end (delta: -47.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 07:10:01,804 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.40ms. Allocated memory is still 161.5MB. Free memory was 130.1MB in the beginning and 128.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 07:10:01,808 INFO L158 Benchmark]: Boogie Preprocessor took 36.97ms. Allocated memory is still 161.5MB. Free memory was 128.1MB in the beginning and 127.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:10:01,809 INFO L158 Benchmark]: RCFGBuilder took 453.42ms. Allocated memory is still 161.5MB. Free memory was 127.0MB in the beginning and 113.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-20 07:10:01,809 INFO L158 Benchmark]: BuchiAutomizer took 32711.90ms. Allocated memory was 161.5MB in the beginning and 283.1MB in the end (delta: 121.6MB). Free memory was 113.9MB in the beginning and 118.2MB in the end (delta: -4.3MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. [2021-11-20 07:10:01,810 INFO L158 Benchmark]: Witness Printer took 13.09ms. Allocated memory is still 283.1MB. Free memory was 118.2MB in the beginning and 117.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:10:01,812 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.31ms. Allocated memory was 113.2MB in the beginning and 161.5MB in the end (delta: 48.2MB). Free memory was 82.7MB in the beginning and 130.1MB in the end (delta: -47.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.40ms. Allocated memory is still 161.5MB. Free memory was 130.1MB in the beginning and 128.1MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.97ms. Allocated memory is still 161.5MB. Free memory was 128.1MB in the beginning and 127.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 453.42ms. Allocated memory is still 161.5MB. Free memory was 127.0MB in the beginning and 113.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 32711.90ms. Allocated memory was 161.5MB in the beginning and 283.1MB in the end (delta: 121.6MB). Free memory was 113.9MB in the beginning and 118.2MB in the end (delta: -4.3MB). Peak memory consumption was 120.4MB. Max. memory is 16.1GB. * Witness Printer took 13.09ms. Allocated memory is still 283.1MB. Free memory was 118.2MB in the beginning and 117.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (0 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[i][i] + unknown-#memory_int-unknown[M][M] and consists of 6 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[j][j] + unknown-#memory_int-unknown[N][N] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 32.6s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 21.4s. Construction of modules took 0.0s. Büchi inclusion checks took 10.8s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 11 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 24 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 9 mSDtfsCounter, 24 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital664 mio100 ax102 hnf100 lsp95 ukn71 mio100 lsp29 div100 bol100 ite100 ukn100 eq198 hnf87 smp95 dnf100 smp99 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 63ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-20 07:10:01,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_679fa3f7-848c-4738-85b2-e712f6cccdcf/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE