./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt --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 51c86dc5019658537c4cb35ed62637baeb91c588 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:28:45,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:28:45,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:28:45,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:28:45,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:28:45,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:28:45,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:28:45,323 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:28:45,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:28:45,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:28:45,329 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:28:45,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:28:45,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:28:45,333 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:28:45,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:28:45,337 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:28:45,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:28:45,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:28:45,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:28:45,347 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:28:45,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:28:45,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:28:45,354 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:28:45,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:28:45,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:28:45,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:28:45,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:28:45,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:28:45,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:28:45,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:28:45,367 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:28:45,368 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:28:45,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:28:45,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:28:45,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:28:45,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:28:45,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:28:45,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:28:45,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:28:45,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:28:45,379 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:28:45,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-13 00:28:45,438 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:28:45,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:28:45,445 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:28:45,445 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:28:45,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:28:45,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:28:45,447 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:28:45,447 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-13 00:28:45,448 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-13 00:28:45,448 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-13 00:28:45,449 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-13 00:28:45,449 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-13 00:28:45,450 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-13 00:28:45,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:28:45,450 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:28:45,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:28:45,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:28:45,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-13 00:28:45,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-13 00:28:45,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-13 00:28:45,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:28:45,452 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-13 00:28:45,452 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:28:45,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-13 00:28:45,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:28:45,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:28:45,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:28:45,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:28:45,456 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:28:45,482 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-13 00:28:45,482 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_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51c86dc5019658537c4cb35ed62637baeb91c588 [2021-10-13 00:28:45,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:28:45,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:28:45,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:28:45,877 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:28:45,878 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:28:45,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i [2021-10-13 00:28:45,964 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/data/69f03083b/fa96d074b0354dc49ddddaa823070f7d/FLAGe650ceaf1 [2021-10-13 00:28:46,708 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:28:46,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncpy-alloca-1.i [2021-10-13 00:28:46,750 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/data/69f03083b/fa96d074b0354dc49ddddaa823070f7d/FLAGe650ceaf1 [2021-10-13 00:28:46,925 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/data/69f03083b/fa96d074b0354dc49ddddaa823070f7d [2021-10-13 00:28:46,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:28:46,933 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:28:46,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:28:46,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:28:46,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:28:46,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:28:46" (1/1) ... [2021-10-13 00:28:46,946 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a48db69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:46, skipping insertion in model container [2021-10-13 00:28:46,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:28:46" (1/1) ... [2021-10-13 00:28:46,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:28:47,024 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:28:47,467 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:28:47,477 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:28:47,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:28:47,549 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:28:47,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47 WrapperNode [2021-10-13 00:28:47,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:28:47,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:28:47,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:28:47,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:28:47,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,609 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:28:47,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:28:47,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:28:47,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:28:47,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,626 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,641 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:28:47,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:28:47,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:28:47,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:28:47,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (1/1) ... [2021-10-13 00:28:47,657 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:47,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:47,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:47,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-13 00:28:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 00:28:47,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 00:28:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:28:47,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 00:28:47,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:28:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:28:48,127 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:28:48,128 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-13 00:28:48,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:28:48 BoogieIcfgContainer [2021-10-13 00:28:48,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:28:48,132 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-13 00:28:48,132 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-13 00:28:48,136 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-13 00:28:48,137 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:28:48,138 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.10 12:28:46" (1/3) ... [2021-10-13 00:28:48,139 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17eba918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:28:48, skipping insertion in model container [2021-10-13 00:28:48,140 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:28:48,140 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:28:47" (2/3) ... [2021-10-13 00:28:48,141 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@17eba918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.10 12:28:48, skipping insertion in model container [2021-10-13 00:28:48,141 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-13 00:28:48,141 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:28:48" (3/3) ... [2021-10-13 00:28:48,143 INFO L389 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrncpy-alloca-1.i [2021-10-13 00:28:48,228 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-13 00:28:48,228 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-13 00:28:48,228 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-13 00:28:48,229 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-13 00:28:48,229 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-13 00:28:48,229 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-13 00:28:48,229 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-13 00:28:48,229 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-13 00:28:48,249 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:28:48,290 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-13 00:28:48,290 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:28:48,291 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:28:48,298 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:28:48,299 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-13 00:28:48,299 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-13 00:28:48,299 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:28:48,303 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-13 00:28:48,304 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:28:48,304 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:28:48,304 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-13 00:28:48,305 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-10-13 00:28:48,314 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~n~0 := main_#t~nondet9;havoc main_#t~nondet9; 12#L566true assume !(main_~length~0 < 1); 13#L566-2true assume !(main_~n~0 < 1); 8#L569-1true call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnStack(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~dst.base, cstrncpy_#in~dst.offset, cstrncpy_#in~src.base, cstrncpy_#in~src.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, cstrncpy_#t~mem5, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, cstrncpy_#t~pre6, cstrncpy_#t~pre2, cstrncpy_~d~0.base, cstrncpy_~d~0.offset, cstrncpy_~s~0.base, cstrncpy_~s~0.offset, cstrncpy_~dst.base, cstrncpy_~dst.offset, cstrncpy_~src.base, cstrncpy_~src.offset, cstrncpy_~n;cstrncpy_~dst.base, cstrncpy_~dst.offset := cstrncpy_#in~dst.base, cstrncpy_#in~dst.offset;cstrncpy_~src.base, cstrncpy_~src.offset := cstrncpy_#in~src.base, cstrncpy_#in~src.offset;cstrncpy_~n := cstrncpy_#in~n; 17#L550true assume 0 != cstrncpy_~n % 4294967296;cstrncpy_~d~0.base, cstrncpy_~d~0.offset := cstrncpy_~dst.base, cstrncpy_~dst.offset;cstrncpy_~s~0.base, cstrncpy_~s~0.offset := cstrncpy_~src.base, cstrncpy_~src.offset; 15#L553-4true [2021-10-13 00:28:48,316 INFO L793 eck$LassoCheckResult]: Loop: 15#L553-4true cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset := cstrncpy_~d~0.base, cstrncpy_~d~0.offset;cstrncpy_~d~0.base, cstrncpy_~d~0.offset := cstrncpy_#t~post3.base, 1 + cstrncpy_#t~post3.offset;cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset := cstrncpy_~s~0.base, cstrncpy_~s~0.offset;cstrncpy_~s~0.base, cstrncpy_~s~0.offset := cstrncpy_#t~post4.base, 1 + cstrncpy_#t~post4.offset;call cstrncpy_#t~mem5 := read~int(cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, 1);call write~int(cstrncpy_#t~mem5, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, 1); 18#L554true assume !(0 == cstrncpy_#t~mem5);havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset;havoc cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset;havoc cstrncpy_#t~mem5; 11#L553-1true cstrncpy_#t~pre2 := cstrncpy_~n - 1;cstrncpy_~n := cstrncpy_~n - 1; 9#L553-2true assume !!(0 != cstrncpy_#t~pre2 % 4294967296);havoc cstrncpy_#t~pre2; 15#L553-4true [2021-10-13 00:28:48,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:48,325 INFO L82 PathProgramCache]: Analyzing trace with hash 889572236, now seen corresponding path program 1 times [2021-10-13 00:28:48,336 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:48,337 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629731796] [2021-10-13 00:28:48,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:48,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:48,528 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:28:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:48,624 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:28:48,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:48,637 INFO L82 PathProgramCache]: Analyzing trace with hash 1618712, now seen corresponding path program 1 times [2021-10-13 00:28:48,638 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:48,639 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656479532] [2021-10-13 00:28:48,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:48,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:48,705 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:28:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:48,743 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:28:48,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:48,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1592246563, now seen corresponding path program 1 times [2021-10-13 00:28:48,746 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:48,746 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013594252] [2021-10-13 00:28:48,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:48,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:48,837 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:28:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:48,896 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:28:50,246 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:28:50,247 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:28:50,248 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:28:50,248 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:28:50,248 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:28:50,248 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:50,248 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:28:50,249 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:28:50,249 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncpy-alloca-1.i_Iteration1_Lasso [2021-10-13 00:28:50,249 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:28:50,250 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:28:50,299 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,313 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,319 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,323 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,327 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,330 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,333 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,337 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:50,340 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,039 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:51,914 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:28:51,920 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:28:51,922 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:51,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:51,929 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:51,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-13 00:28:51,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:51,962 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:51,962 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:51,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:51,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:51,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:51,967 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:51,968 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:51,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-13 00:28:52,029 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,031 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-13 00:28:52,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,049 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,049 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,054 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,054 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,093 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-13 00:28:52,120 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,158 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,159 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-13 00:28:52,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,172 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,172 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,173 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-10-13 00:28:52,204 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,205 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-13 00:28:52,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,217 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-13 00:28:52,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,251 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-13 00:28:52,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,263 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,263 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,263 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,266 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:52,266 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:52,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,346 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-13 00:28:52,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,434 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,435 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-13 00:28:52,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,487 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-13 00:28:52,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,502 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:52,502 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:52,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,543 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,544 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-13 00:28:52,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:52,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:52,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,608 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,609 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-13 00:28:52,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,625 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,628 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,628 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,657 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,658 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-13 00:28:52,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,669 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:52,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:52,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:52,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-10-13 00:28:52,699 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,700 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-13 00:28:52,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,746 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:52,747 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:52,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,806 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,809 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,830 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,830 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,833 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:52,833 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:52,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-13 00:28:52,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,890 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,891 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:52,913 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:52,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:52,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:52,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:52,919 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:52,920 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:52,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-13 00:28:52,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:52,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:52,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:52,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:52,985 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:52,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:53,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:53,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:53,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:53,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:53,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-13 00:28:53,017 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:53,017 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:53,038 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:28:53,118 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2021-10-13 00:28:53,118 INFO L444 ModelExtractionUtils]: 7 out of 28 variables were initially zero. Simplification set additionally 18 variables to zero. [2021-10-13 00:28:53,120 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:53,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:53,134 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:53,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-13 00:28:53,202 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:28:53,231 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:28:53,231 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:28:53,232 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1, ULTIMATE.start_cstrncpy_~s~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc11.base)_1 - 1*ULTIMATE.start_cstrncpy_~s~0.offset Supporting invariants [] [2021-10-13 00:28:53,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:53,367 INFO L297 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2021-10-13 00:28:53,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:28:53,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-13 00:28:53,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:28:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:28:53,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-13 00:28:53,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:28:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:28:53,624 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-13 00:28:53,626 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:28:53,744 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.5) internal successors, (24), 16 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 44 transitions. Complement of second has 7 states. [2021-10-13 00:28:53,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-13 00:28:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:28:53,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 31 transitions. [2021-10-13 00:28:53,750 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 4 letters. [2021-10-13 00:28:53,752 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:28:53,752 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 10 letters. Loop has 4 letters. [2021-10-13 00:28:53,752 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:28:53,752 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 31 transitions. Stem has 6 letters. Loop has 8 letters. [2021-10-13 00:28:53,753 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:28:53,754 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. [2021-10-13 00:28:53,761 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-13 00:28:53,766 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 14 states and 17 transitions. [2021-10-13 00:28:53,767 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-10-13 00:28:53,769 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-10-13 00:28:53,770 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 17 transitions. [2021-10-13 00:28:53,771 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:28:53,771 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2021-10-13 00:28:53,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 17 transitions. [2021-10-13 00:28:53,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2021-10-13 00:28:53,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 12 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:28:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 16 transitions. [2021-10-13 00:28:53,804 INFO L704 BuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2021-10-13 00:28:53,804 INFO L587 BuchiCegarLoop]: Abstraction has 13 states and 16 transitions. [2021-10-13 00:28:53,805 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-13 00:28:53,805 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 16 transitions. [2021-10-13 00:28:53,807 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-13 00:28:53,807 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-13 00:28:53,808 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-13 00:28:53,808 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:28:53,809 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-13 00:28:53,812 INFO L791 eck$LassoCheckResult]: Stem: 168#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 169#L-1 havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~malloc10.base, main_#t~malloc10.offset, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~ret12.base, main_#t~ret12.offset, main_~length~0, main_~n~0, main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset;main_~length~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~n~0 := main_#t~nondet9;havoc main_#t~nondet9; 178#L566 assume !(main_~length~0 < 1); 176#L566-2 assume !(main_~n~0 < 1); 172#L569-1 call main_#t~malloc10.base, main_#t~malloc10.offset := #Ultimate.allocOnStack(main_~n~0);main_~nondetArea~0.base, main_~nondetArea~0.offset := main_#t~malloc10.base, main_#t~malloc10.offset;call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length~0);main_~nondetString~0.base, main_~nondetString~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call write~int(0, main_~nondetString~0.base, main_~nondetString~0.offset + (main_~length~0 - 1), 1);cstrncpy_#in~dst.base, cstrncpy_#in~dst.offset, cstrncpy_#in~src.base, cstrncpy_#in~src.offset, cstrncpy_#in~n := main_~nondetArea~0.base, main_~nondetArea~0.offset, main_~nondetString~0.base, main_~nondetString~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, cstrncpy_#t~mem5, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, cstrncpy_#t~pre6, cstrncpy_#t~pre2, cstrncpy_~d~0.base, cstrncpy_~d~0.offset, cstrncpy_~s~0.base, cstrncpy_~s~0.offset, cstrncpy_~dst.base, cstrncpy_~dst.offset, cstrncpy_~src.base, cstrncpy_~src.offset, cstrncpy_~n;cstrncpy_~dst.base, cstrncpy_~dst.offset := cstrncpy_#in~dst.base, cstrncpy_#in~dst.offset;cstrncpy_~src.base, cstrncpy_~src.offset := cstrncpy_#in~src.base, cstrncpy_#in~src.offset;cstrncpy_~n := cstrncpy_#in~n; 173#L550 assume 0 != cstrncpy_~n % 4294967296;cstrncpy_~d~0.base, cstrncpy_~d~0.offset := cstrncpy_~dst.base, cstrncpy_~dst.offset;cstrncpy_~s~0.base, cstrncpy_~s~0.offset := cstrncpy_~src.base, cstrncpy_~src.offset; 179#L553-4 cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset := cstrncpy_~d~0.base, cstrncpy_~d~0.offset;cstrncpy_~d~0.base, cstrncpy_~d~0.offset := cstrncpy_#t~post3.base, 1 + cstrncpy_#t~post3.offset;cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset := cstrncpy_~s~0.base, cstrncpy_~s~0.offset;cstrncpy_~s~0.base, cstrncpy_~s~0.offset := cstrncpy_#t~post4.base, 1 + cstrncpy_#t~post4.offset;call cstrncpy_#t~mem5 := read~int(cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset, 1);call write~int(cstrncpy_#t~mem5, cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset, 1); 180#L554 assume 0 == cstrncpy_#t~mem5;havoc cstrncpy_#t~post3.base, cstrncpy_#t~post3.offset;havoc cstrncpy_#t~post4.base, cstrncpy_#t~post4.offset;havoc cstrncpy_#t~mem5; 170#L555-3 [2021-10-13 00:28:53,813 INFO L793 eck$LassoCheckResult]: Loop: 170#L555-3 cstrncpy_#t~pre6 := cstrncpy_~n - 1;cstrncpy_~n := cstrncpy_~n - 1; 171#L555-1 assume !!(0 != cstrncpy_#t~pre6 % 4294967296);havoc cstrncpy_#t~pre6;cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset := cstrncpy_~d~0.base, cstrncpy_~d~0.offset;cstrncpy_~d~0.base, cstrncpy_~d~0.offset := cstrncpy_#t~post7.base, 1 + cstrncpy_#t~post7.offset;call write~int(0, cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset, 1);havoc cstrncpy_#t~post7.base, cstrncpy_#t~post7.offset; 170#L555-3 [2021-10-13 00:28:53,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:53,814 INFO L82 PathProgramCache]: Analyzing trace with hash 180427599, now seen corresponding path program 1 times [2021-10-13 00:28:53,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:53,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376809701] [2021-10-13 00:28:53,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:53,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:53,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:53,887 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:28:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:53,923 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:28:53,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:53,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2021-10-13 00:28:53,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:53,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748436122] [2021-10-13 00:28:53,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:53,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:53,934 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:28:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:53,942 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:28:53,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:53,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1592231764, now seen corresponding path program 1 times [2021-10-13 00:28:53,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:28:53,943 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613701976] [2021-10-13 00:28:53,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:28:53,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:28:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:53,990 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:28:54,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:28:54,045 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:28:55,297 INFO L210 LassoAnalysis]: Preferences: [2021-10-13 00:28:55,297 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-13 00:28:55,297 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-13 00:28:55,297 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-13 00:28:55,297 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-13 00:28:55,297 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:55,297 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-13 00:28:55,298 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-13 00:28:55,298 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncpy-alloca-1.i_Iteration2_Lasso [2021-10-13 00:28:55,298 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-13 00:28:55,298 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-13 00:28:55,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,793 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,796 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,802 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,808 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,810 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,813 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,816 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,819 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,821 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,824 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:55,830 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-13 00:28:56,769 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-13 00:28:56,770 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-13 00:28:56,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:56,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:56,777 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:56,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:56,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:56,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:56,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:56,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:56,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:56,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:56,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:56,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-13 00:28:56,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:56,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:56,856 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:56,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:56,858 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:56,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-13 00:28:56,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:56,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:56,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:56,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:56,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:56,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:56,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:56,913 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:56,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:56,958 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:56,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:56,959 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:56,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:56,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:56,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:56,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:56,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:56,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-13 00:28:56,992 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:56,992 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:57,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:57,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:57,060 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,062 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:57,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:57,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:57,081 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:57,081 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:57,085 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:57,085 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:57,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-13 00:28:57,097 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:57,139 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:57,139 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,141 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:57,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:57,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:57,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:57,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:57,160 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:57,160 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:57,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-13 00:28:57,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:57,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-13 00:28:57,210 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,211 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-13 00:28:57,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:57,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:57,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:57,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:57,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:57,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:57,223 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:57,223 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:57,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:57,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:57,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,255 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-13 00:28:57,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:57,264 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:57,264 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-13 00:28:57,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:57,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:57,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:57,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-13 00:28:57,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-13 00:28:57,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:57,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-13 00:28:57,289 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,290 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-13 00:28:57,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:57,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:57,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:57,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:57,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:57,306 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:57,306 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:57,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:57,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-13 00:28:57,385 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,387 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:57,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:57,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:57,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:57,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:57,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:57,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:57,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-13 00:28:57,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-13 00:28:57,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:57,469 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,471 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-13 00:28:57,485 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-13 00:28:57,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-13 00:28:57,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-13 00:28:57,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-13 00:28:57,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-13 00:28:57,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-13 00:28:57,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-13 00:28:57,529 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-13 00:28:57,579 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-10-13 00:28:57,579 INFO L444 ModelExtractionUtils]: 41 out of 49 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-13 00:28:57,579 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-13 00:28:57,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:28:57,581 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-13 00:28:57,586 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-13 00:28:57,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-13 00:28:57,614 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-13 00:28:57,615 INFO L513 LassoAnalysis]: Proved termination. [2021-10-13 00:28:57,615 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncpy_~d~0.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_2) = -1*ULTIMATE.start_cstrncpy_~d~0.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc10.base)_2 Supporting invariants [] [2021-10-13 00:28:57,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:57,700 INFO L297 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2021-10-13 00:28:57,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:28:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:28:57,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 14 conjunts are in the unsatisfiable core [2021-10-13 00:28:57,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:28:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 00:28:57,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-13 00:28:57,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 00:28:57,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 00:28:57,864 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 1 loop predicates [2021-10-13 00:28:57,865 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:28:57,927 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 16 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 15 states and 19 transitions. Complement of second has 6 states. [2021-10-13 00:28:57,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-13 00:28:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-13 00:28:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2021-10-13 00:28:57,931 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 8 letters. Loop has 2 letters. [2021-10-13 00:28:57,932 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:28:57,932 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 10 letters. Loop has 2 letters. [2021-10-13 00:28:57,933 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:28:57,933 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 8 letters. Loop has 4 letters. [2021-10-13 00:28:57,934 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-13 00:28:57,934 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 19 transitions. [2021-10-13 00:28:57,938 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:28:57,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 0 states and 0 transitions. [2021-10-13 00:28:57,939 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-13 00:28:57,939 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-13 00:28:57,939 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-13 00:28:57,940 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-13 00:28:57,940 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:28:57,940 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:28:57,940 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 00:28:57,940 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-13 00:28:57,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-13 00:28:57,941 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-13 00:28:57,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-13 00:28:57,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.10 12:28:57 BoogieIcfgContainer [2021-10-13 00:28:57,948 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-13 00:28:57,949 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:28:57,949 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:28:57,950 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:28:57,950 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:28:48" (3/4) ... [2021-10-13 00:28:57,954 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:28:57,954 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:28:57,963 INFO L168 Benchmark]: Toolchain (without parser) took 11022.17 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 55.6 MB in the beginning and 68.7 MB in the end (delta: -13.1 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:28:57,964 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 98.6 MB. Free memory is still 72.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:28:57,966 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.16 ms. Allocated memory is still 98.6 MB. Free memory was 55.4 MB in the beginning and 67.1 MB in the end (delta: -11.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:28:57,967 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.09 ms. Allocated memory is still 98.6 MB. Free memory was 67.1 MB in the beginning and 65.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:28:57,968 INFO L168 Benchmark]: Boogie Preprocessor took 34.63 ms. Allocated memory is still 98.6 MB. Free memory was 65.1 MB in the beginning and 64.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:28:57,969 INFO L168 Benchmark]: RCFGBuilder took 484.99 ms. Allocated memory is still 98.6 MB. Free memory was 63.7 MB in the beginning and 53.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:28:57,975 INFO L168 Benchmark]: BuchiAutomizer took 9816.73 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 53.2 MB in the beginning and 68.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:28:57,976 INFO L168 Benchmark]: Witness Printer took 5.14 ms. Allocated memory is still 151.0 MB. Free memory is still 68.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:28:57,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 98.6 MB. Free memory is still 72.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 618.16 ms. Allocated memory is still 98.6 MB. Free memory was 55.4 MB in the beginning and 67.1 MB in the end (delta: -11.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.09 ms. Allocated memory is still 98.6 MB. Free memory was 67.1 MB in the beginning and 65.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.63 ms. Allocated memory is still 98.6 MB. Free memory was 65.1 MB in the beginning and 64.0 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 484.99 ms. Allocated memory is still 98.6 MB. Free memory was 63.7 MB in the beginning and 53.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 9816.73 ms. Allocated memory was 98.6 MB in the beginning and 151.0 MB in the end (delta: 52.4 MB). Free memory was 53.2 MB in the beginning and 68.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 39.0 MB. Max. memory is 16.1 GB. * Witness Printer took 5.14 ms. Allocated memory is still 151.0 MB. Free memory is still 68.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * 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 unknown-#length-unknown[__builtin_alloca (length * sizeof(char))] + -1 * s and consists of 5 locations. One deterministic module has affine ranking function -1 * d + unknown-#length-unknown[__builtin_alloca (n * sizeof(char))] and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.7s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 8.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 15.8ms AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 13 states and ocurred in iteration 1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 31 SDtfs, 38 SDslu, 26 SDs, 0 SdLazy, 16 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 49.4ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital238 mio100 ax107 hnf100 lsp90 ukn80 mio100 lsp43 div196 bol100 ite100 ukn100 eq171 hnf66 smp92 dnf100 smp100 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 48ms 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! [2021-10-13 00:28:58,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-13 00:28:58,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e7d30e2-fc88-401d-9b50-a285666d36de/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...