./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/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_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1ec032e1ec4bd80c840fa33597a9e3480a42249e15724384edee8bf4ebbe67a9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 22:22:33,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 22:22:33,398 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 22:22:33,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 22:22:33,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 22:22:33,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 22:22:33,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 22:22:33,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 22:22:33,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 22:22:33,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 22:22:33,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 22:22:33,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 22:22:33,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 22:22:33,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 22:22:33,447 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 22:22:33,449 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 22:22:33,449 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 22:22:33,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 22:22:33,452 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 22:22:33,454 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 22:22:33,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 22:22:33,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 22:22:33,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 22:22:33,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 22:22:33,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 22:22:33,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 22:22:33,464 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 22:22:33,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 22:22:33,470 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 22:22:33,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 22:22:33,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 22:22:33,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 22:22:33,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 22:22:33,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 22:22:33,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 22:22:33,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 22:22:33,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 22:22:33,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 22:22:33,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 22:22:33,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 22:22:33,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 22:22:33,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-06 22:22:33,502 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 22:22:33,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 22:22:33,502 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 22:22:33,503 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 22:22:33,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 22:22:33,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 22:22:33,504 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 22:22:33,504 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 22:22:33,504 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 22:22:33,504 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 22:22:33,504 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 22:22:33,504 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 22:22:33,505 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 22:22:33,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 22:22:33,505 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 22:22:33,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 22:22:33,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 22:22:33,505 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 22:22:33,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 22:22:33,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 22:22:33,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 22:22:33,506 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 22:22:33,506 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 22:22:33,506 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 22:22:33,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 22:22:33,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 22:22:33,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 22:22:33,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 22:22:33,507 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 22:22:33,508 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 22:22:33,508 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_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ec032e1ec4bd80c840fa33597a9e3480a42249e15724384edee8bf4ebbe67a9 [2021-12-06 22:22:33,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 22:22:33,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 22:22:33,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 22:22:33,716 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 22:22:33,717 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 22:22:33,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig7-alloca.i [2021-12-06 22:22:33,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/data/006d3d1b5/d4c3d754ea63460f9e7de7e5ec27136c/FLAGfa0da62c8 [2021-12-06 22:22:34,156 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 22:22:34,157 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig7-alloca.i [2021-12-06 22:22:34,165 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/data/006d3d1b5/d4c3d754ea63460f9e7de7e5ec27136c/FLAGfa0da62c8 [2021-12-06 22:22:34,174 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/data/006d3d1b5/d4c3d754ea63460f9e7de7e5ec27136c [2021-12-06 22:22:34,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 22:22:34,176 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 22:22:34,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 22:22:34,177 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 22:22:34,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 22:22:34,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,181 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f4acec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34, skipping insertion in model container [2021-12-06 22:22:34,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 22:22:34,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 22:22:34,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:22:34,421 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 22:22:34,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 22:22:34,480 INFO L208 MainTranslator]: Completed translation [2021-12-06 22:22:34,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34 WrapperNode [2021-12-06 22:22:34,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 22:22:34,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 22:22:34,482 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 22:22:34,482 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 22:22:34,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,499 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,516 INFO L137 Inliner]: procedures = 109, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2021-12-06 22:22:34,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 22:22:34,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 22:22:34,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 22:22:34,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 22:22:34,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,527 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 22:22:34,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 22:22:34,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 22:22:34,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 22:22:34,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (1/1) ... [2021-12-06 22:22:34,549 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:34,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:34,568 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:34,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 22:22:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 22:22:34,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 22:22:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 22:22:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 22:22:34,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 22:22:34,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 22:22:34,662 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 22:22:34,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 22:22:34,774 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 22:22:34,779 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 22:22:34,779 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-06 22:22:34,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:22:34 BoogieIcfgContainer [2021-12-06 22:22:34,781 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 22:22:34,782 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 22:22:34,782 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 22:22:34,786 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 22:22:34,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:22:34,787 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 10:22:34" (1/3) ... [2021-12-06 22:22:34,788 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57e01074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:22:34, skipping insertion in model container [2021-12-06 22:22:34,788 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:22:34,788 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 10:22:34" (2/3) ... [2021-12-06 22:22:34,788 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@57e01074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 10:22:34, skipping insertion in model container [2021-12-06 22:22:34,788 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 22:22:34,788 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:22:34" (3/3) ... [2021-12-06 22:22:34,790 INFO L388 chiAutomizerObserver]: Analyzing ICFG NoriSharma-2013FSE-Fig7-alloca.i [2021-12-06 22:22:34,832 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 22:22:34,832 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 22:22:34,832 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 22:22:34,832 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 22:22:34,832 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 22:22:34,832 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 22:22:34,833 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 22:22:34,833 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 22:22:34,845 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) [2021-12-06 22:22:34,863 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 22:22:34,863 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:22:34,863 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:22:34,869 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 22:22:34,869 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 22:22:34,869 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 22:22:34,869 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) [2021-12-06 22:22:34,870 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 22:22:34,871 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:22:34,871 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:22:34,871 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-06 22:22:34,871 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 22:22:34,876 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 [2021-12-06 22:22:34,876 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 [2021-12-06 22:22:34,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:34,881 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-06 22:22:34,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:22:34,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821381230] [2021-12-06 22:22:34,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:22:34,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:22:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:35,103 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:22:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:35,153 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:22:35,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:35,155 INFO L85 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2021-12-06 22:22:35,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:22:35,155 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221554692] [2021-12-06 22:22:35,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:22:35,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:22:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:35,198 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:22:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:35,208 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:22:35,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:35,209 INFO L85 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2021-12-06 22:22:35,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:22:35,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106993478] [2021-12-06 22:22:35,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:22:35,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:22:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:35,325 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:22:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:35,373 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:22:38,441 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:22:38,441 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:22:38,441 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:22:38,441 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:22:38,441 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:22:38,442 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:38,442 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:22:38,442 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:22:38,442 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig7-alloca.i_Iteration1_Lasso [2021-12-06 22:22:38,442 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:22:38,442 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:22:38,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,474 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,483 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,484 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:38,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:39,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:39,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:39,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:39,853 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:22:39,856 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:22:39,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:39,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:39,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:39,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 22:22:39,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:39,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:39,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:39,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:39,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:39,872 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:39,872 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:39,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:39,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:39,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:39,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:39,897 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:39,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 22:22:39,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:39,909 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:39,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:39,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:39,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:39,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:39,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:39,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:39,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 22:22:39,935 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:39,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:39,936 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:39,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 22:22:39,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:39,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:39,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:39,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:39,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:39,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:39,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:39,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:39,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:39,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 22:22:39,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:39,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:39,972 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:39,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 22:22:39,973 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:39,981 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:39,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:39,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:39,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:39,983 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:39,983 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:39,986 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,010 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,011 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-06 22:22:40,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,022 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,022 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-06 22:22:40,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,055 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-06 22:22:40,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-06 22:22:40,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,088 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-06 22:22:40,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-12-06 22:22:40,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,130 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-06 22:22:40,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,159 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-06 22:22:40,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,168 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-12-06 22:22:40,188 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,189 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-06 22:22:40,191 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,198 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,199 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,199 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,199 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,199 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,219 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,220 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-06 22:22:40,221 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-06 22:22:40,250 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,251 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-06 22:22:40,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,261 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-06 22:22:40,282 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,282 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-06 22:22:40,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,311 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,312 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-06 22:22:40,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,321 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,321 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,343 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-06 22:22:40,344 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 [2021-12-06 22:22:40,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-06 22:22:40,371 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,372 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-06 22:22:40,373 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 [2021-12-06 22:22:40,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-12-06 22:22:40,399 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,400 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-06 22:22:40,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,408 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,428 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,428 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-06 22:22:40,429 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,444 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,464 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-06 22:22:40,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,473 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-12-06 22:22:40,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,496 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-06 22:22:40,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,505 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,506 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,528 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-06 22:22:40,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,557 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,558 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-06 22:22:40,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,566 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,569 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,569 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-12-06 22:22:40,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,592 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-06 22:22:40,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,622 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,623 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-06 22:22:40,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-06 22:22:40,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,656 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-06 22:22:40,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:40,686 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,686 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-06 22:22:40,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,697 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-06 22:22:40,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,717 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-06 22:22:40,718 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,725 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:40,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:40,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:40,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-06 22:22:40,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,770 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-06 22:22:40,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:40,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:40,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:40,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:40,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:40,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:40,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:40,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:40,782 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 22:22:40,788 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-12-06 22:22:40,788 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-12-06 22:22:40,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:40,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:40,790 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:40,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-06 22:22:40,796 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 22:22:40,796 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 22:22:40,796 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 22:22:40,797 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 [] [2021-12-06 22:22:40,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-06 22:22:41,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-06 22:22:41,322 INFO L297 tatePredicateManager]: 102 out of 104 supporting invariants were superfluous and have been removed [2021-12-06 22:22:41,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:22:41,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-06 22:22:41,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:22:41,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:22:41,405 WARN L261 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 47 conjunts are in the unsatisfiable core [2021-12-06 22:22:41,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:22:41,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:22:41,531 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 [2021-12-06 22:22:41,532 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) [2021-12-06 22:22:41,606 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. [2021-12-06 22:22:41,607 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 [2021-12-06 22:22:41,611 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) [2021-12-06 22:22:41,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 21 transitions. [2021-12-06 22:22:41,612 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 2 letters. Loop has 3 letters. [2021-12-06 22:22:41,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:22:41,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 5 letters. Loop has 3 letters. [2021-12-06 22:22:41,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:22:41,613 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 2 letters. Loop has 6 letters. [2021-12-06 22:22:41,613 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:22:41,614 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 39 transitions. [2021-12-06 22:22:41,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 22:22:41,618 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 12 states and 15 transitions. [2021-12-06 22:22:41,619 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-12-06 22:22:41,619 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2021-12-06 22:22:41,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2021-12-06 22:22:41,619 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-12-06 22:22:41,619 INFO L681 BuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2021-12-06 22:22:41,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2021-12-06 22:22:41,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2021-12-06 22:22:41,646 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) [2021-12-06 22:22:41,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2021-12-06 22:22:41,647 INFO L704 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-12-06 22:22:41,647 INFO L587 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-12-06 22:22:41,647 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 22:22:41,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2021-12-06 22:22:41,648 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-12-06 22:22:41,648 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 22:22:41,648 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 22:22:41,649 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 22:22:41,649 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-12-06 22:22:41,649 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 [2021-12-06 22:22:41,649 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 [2021-12-06 22:22:41,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:41,650 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-12-06 22:22:41,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:22:41,650 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845807874] [2021-12-06 22:22:41,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:22:41,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:22:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:41,694 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:22:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:41,712 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:22:41,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:41,712 INFO L85 PathProgramCache]: Analyzing trace with hash 41888, now seen corresponding path program 1 times [2021-12-06 22:22:41,713 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:22:41,713 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244897299] [2021-12-06 22:22:41,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:22:41,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:22:41,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:41,724 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:22:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:41,732 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:22:41,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:41,733 INFO L85 PathProgramCache]: Analyzing trace with hash 889571357, now seen corresponding path program 1 times [2021-12-06 22:22:41,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 22:22:41,733 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3411722] [2021-12-06 22:22:41,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 22:22:41,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 22:22:41,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:41,779 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 22:22:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 22:22:41,806 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 22:22:45,391 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 22:22:45,391 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 22:22:45,391 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 22:22:45,391 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 22:22:45,391 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 22:22:45,391 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:45,391 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 22:22:45,391 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 22:22:45,391 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig7-alloca.i_Iteration2_Lasso [2021-12-06 22:22:45,391 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 22:22:45,391 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 22:22:45,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:45,399 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:45,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,714 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,715 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,719 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,720 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,721 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,723 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,724 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:47,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 22:22:48,266 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 22:22:48,266 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 22:22:48,267 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,267 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-06 22:22:48,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:48,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,298 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-06 22:22:48,299 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:48,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,307 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:48,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:48,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-06 22:22:48,326 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,327 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-06 22:22:48,328 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,336 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,336 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-06 22:22:48,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,358 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-06 22:22:48,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,367 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,367 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:48,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,388 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-06 22:22:48,389 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,396 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,396 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:48,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,398 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:48,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:48,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-12-06 22:22:48,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,418 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-06 22:22:48,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,426 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,427 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,427 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-12-06 22:22:48,449 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,449 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-06 22:22:48,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,459 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,459 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-06 22:22:48,479 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,480 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-06 22:22:48,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-06 22:22:48,509 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,510 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-06 22:22:48,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,544 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:48,544 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,545 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-06 22:22:48,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-06 22:22:48,588 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,589 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-06 22:22:48,590 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 [2021-12-06 22:22:48,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,599 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:48,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,622 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-06 22:22:48,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,630 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 22:22:48,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 22:22:48,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:48,676 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,677 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-06 22:22:48,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 22:22:48,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:48,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:48,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:48,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 22:22:48,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-06 22:22:48,705 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,705 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-06 22:22:48,707 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 [2021-12-06 22:22:48,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 22:22:48,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 22:22:48,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 22:22:48,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 22:22:48,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 22:22:48,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 22:22:48,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 22:22:48,716 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 22:22:48,719 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-12-06 22:22:48,719 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-12-06 22:22:48,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 22:22:48,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 22:22:48,720 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 22:22:48,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-06 22:22:48,724 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 22:22:48,725 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-12-06 22:22:48,725 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 22:22:48,725 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 [] [2021-12-06 22:22:48,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-12-06 22:22:49,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-06 22:22:49,396 INFO L297 tatePredicateManager]: 114 out of 117 supporting invariants were superfluous and have been removed [2021-12-06 22:22:49,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 22:22:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:22:49,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 22:22:49,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:22:49,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 110 [2021-12-06 22:22:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 22:22:49,501 WARN L261 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 49 conjunts are in the unsatisfiable core [2021-12-06 22:22:49,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 22:22:49,675 INFO L354 Elim1Store]: treesize reduction 188, result has 39.5 percent of original size [2021-12-06 22:22:49,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 14 case distinctions, treesize of input 377 treesize of output 289 [2021-12-06 22:22:53,518 INFO L354 Elim1Store]: treesize reduction 24, result has 51.0 percent of original size [2021-12-06 22:22:53,519 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 342 treesize of output 330 [2021-12-06 22:22:53,891 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-12-06 22:22:53,892 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 338 treesize of output 230 [2021-12-06 22:22:54,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 22:22:54,028 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 [2021-12-06 22:22:54,029 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) [2021-12-06 22:22:54,062 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. [2021-12-06 22:22:54,063 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 [2021-12-06 22:22:54,063 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) [2021-12-06 22:22:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2021-12-06 22:22:54,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2021-12-06 22:22:54,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:22:54,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2021-12-06 22:22:54,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:22:54,064 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2021-12-06 22:22:54,064 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 22:22:54,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 30 transitions. [2021-12-06 22:22:54,066 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 22:22:54,066 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 0 states and 0 transitions. [2021-12-06 22:22:54,066 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 22:22:54,066 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 22:22:54,066 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 22:22:54,066 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 22:22:54,066 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 22:22:54,066 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 22:22:54,066 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 22:22:54,066 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-12-06 22:22:54,066 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 22:22:54,066 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 22:22:54,066 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 22:22:54,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 10:22:54 BoogieIcfgContainer [2021-12-06 22:22:54,071 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 22:22:54,071 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 22:22:54,071 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 22:22:54,071 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 22:22:54,071 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 10:22:34" (3/4) ... [2021-12-06 22:22:54,073 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 22:22:54,073 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 22:22:54,074 INFO L158 Benchmark]: Toolchain (without parser) took 19897.21ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 81.8MB in the beginning and 86.1MB in the end (delta: -4.3MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-12-06 22:22:54,074 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 73.4MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:22:54,074 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.69ms. Allocated memory is still 107.0MB. Free memory was 81.8MB in the beginning and 66.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-06 22:22:54,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.54ms. Allocated memory is still 107.0MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 22:22:54,075 INFO L158 Benchmark]: Boogie Preprocessor took 22.39ms. Allocated memory is still 107.0MB. Free memory was 65.0MB in the beginning and 63.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 22:22:54,075 INFO L158 Benchmark]: RCFGBuilder took 241.38ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 79.9MB in the end (delta: -16.3MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-12-06 22:22:54,075 INFO L158 Benchmark]: BuchiAutomizer took 19288.46ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 79.5MB in the beginning and 86.1MB in the end (delta: -6.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-12-06 22:22:54,075 INFO L158 Benchmark]: Witness Printer took 2.36ms. Allocated memory is still 130.0MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 22:22:54,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 73.4MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 48.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.69ms. Allocated memory is still 107.0MB. Free memory was 81.8MB in the beginning and 66.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.54ms. Allocated memory is still 107.0MB. Free memory was 66.7MB in the beginning and 65.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.39ms. Allocated memory is still 107.0MB. Free memory was 65.0MB in the beginning and 63.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 241.38ms. Allocated memory is still 107.0MB. Free memory was 63.6MB in the beginning and 79.9MB in the end (delta: -16.3MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 19288.46ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 79.5MB in the beginning and 86.1MB in the end (delta: -6.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Witness Printer took 2.36ms. Allocated memory is still 130.0MB. Free memory is still 86.1MB. 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 19.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 14.2s. Construction of modules took 0.0s. Büchi inclusion checks took 4.9s. 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, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s 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: 19ms 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! [2021-12-06 22:22:54,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d575638-160d-41be-b6c3-d9da413c2ed3/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE