./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcat_malloc.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_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/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_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcat_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/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_263174f7-33f0-46aa-ae33-40d9f8c527dc/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 8f2b899caa4822254a00d27fcecb2b75790fc0d9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-12 23:59:34,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-12 23:59:34,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-12 23:59:35,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-12 23:59:35,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-12 23:59:35,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-12 23:59:35,033 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-12 23:59:35,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-12 23:59:35,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-12 23:59:35,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-12 23:59:35,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-12 23:59:35,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-12 23:59:35,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-12 23:59:35,057 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-12 23:59:35,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-12 23:59:35,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-12 23:59:35,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-12 23:59:35,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-12 23:59:35,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-12 23:59:35,069 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-12 23:59:35,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-12 23:59:35,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-12 23:59:35,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-12 23:59:35,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-12 23:59:35,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-12 23:59:35,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-12 23:59:35,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-12 23:59:35,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-12 23:59:35,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-12 23:59:35,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-12 23:59:35,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-12 23:59:35,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-12 23:59:35,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-12 23:59:35,086 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-12 23:59:35,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-12 23:59:35,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-12 23:59:35,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-12 23:59:35,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-12 23:59:35,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-12 23:59:35,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-12 23:59:35,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-12 23:59:35,093 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-12 23:59:35,119 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-12 23:59:35,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-12 23:59:35,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-12 23:59:35,121 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-12 23:59:35,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-12 23:59:35,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-12 23:59:35,123 INFO L138 SettingsManager]: * Use SBE=true [2021-10-12 23:59:35,123 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-12 23:59:35,123 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-12 23:59:35,124 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-12 23:59:35,128 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-12 23:59:35,128 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-12 23:59:35,129 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-12 23:59:35,129 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-12 23:59:35,130 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-12 23:59:35,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-12 23:59:35,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-12 23:59:35,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-12 23:59:35,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-12 23:59:35,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-12 23:59:35,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-12 23:59:35,132 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-12 23:59:35,132 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-12 23:59:35,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-12 23:59:35,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-12 23:59:35,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-12 23:59:35,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-12 23:59:35,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-12 23:59:35,134 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-12 23:59:35,135 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-12 23:59:35,136 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_263174f7-33f0-46aa-ae33-40d9f8c527dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f2b899caa4822254a00d27fcecb2b75790fc0d9 [2021-10-12 23:59:35,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-12 23:59:35,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-12 23:59:35,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-12 23:59:35,450 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-12 23:59:35,451 INFO L275 PluginConnector]: CDTParser initialized [2021-10-12 23:59:35,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/termination-15/cstrcat_malloc.i [2021-10-12 23:59:35,548 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/data/1cbd6618e/1e5fd247fc3a463d82d475dd126257ef/FLAGf99c8ea68 [2021-10-12 23:59:36,096 INFO L306 CDTParser]: Found 1 translation units. [2021-10-12 23:59:36,097 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/sv-benchmarks/c/termination-15/cstrcat_malloc.i [2021-10-12 23:59:36,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/data/1cbd6618e/1e5fd247fc3a463d82d475dd126257ef/FLAGf99c8ea68 [2021-10-12 23:59:36,400 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/data/1cbd6618e/1e5fd247fc3a463d82d475dd126257ef [2021-10-12 23:59:36,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-12 23:59:36,404 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-12 23:59:36,406 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:36,407 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-12 23:59:36,411 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-12 23:59:36,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b1b9d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36, skipping insertion in model container [2021-10-12 23:59:36,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-12 23:59:36,466 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-12 23:59:36,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-12 23:59:36,779 INFO L203 MainTranslator]: Completed pre-run [2021-10-12 23:59:36,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-12 23:59:36,854 INFO L208 MainTranslator]: Completed translation [2021-10-12 23:59:36,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36 WrapperNode [2021-10-12 23:59:36,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-12 23:59:36,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-12 23:59:36,856 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-12 23:59:36,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-12 23:59:36,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,878 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-12 23:59:36,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-12 23:59:36,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-12 23:59:36,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-12 23:59:36,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,924 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-12 23:59:36,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-12 23:59:36,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-12 23:59:36,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-12 23:59:36,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (1/1) ... [2021-10-12 23:59:36,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:36,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:36,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:36,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-12 23:59:37,013 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-12 23:59:37,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-12 23:59:37,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-12 23:59:37,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-12 23:59:37,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-12 23:59:37,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-12 23:59:37,267 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-12 23:59:37,267 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-12 23:59:37,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:37 BoogieIcfgContainer [2021-10-12 23:59:37,269 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-12 23:59:37,270 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-12 23:59:37,270 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-12 23:59:37,274 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-12 23:59:37,274 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-12 23:59:37,275 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.10 11:59:36" (1/3) ... [2021-10-12 23:59:37,276 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64b37490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 11:59:37, skipping insertion in model container [2021-10-12 23:59:37,276 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-12 23:59:37,276 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.10 11:59:36" (2/3) ... [2021-10-12 23:59:37,277 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64b37490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.10 11:59:37, skipping insertion in model container [2021-10-12 23:59:37,277 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-12 23:59:37,277 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:37" (3/3) ... [2021-10-12 23:59:37,278 INFO L389 chiAutomizerObserver]: Analyzing ICFG cstrcat_malloc.i [2021-10-12 23:59:37,357 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-12 23:59:37,357 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-12 23:59:37,357 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-12 23:59:37,357 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-12 23:59:37,357 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-12 23:59:37,358 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-12 23:59:37,358 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-12 23:59:37,358 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-12 23:59:37,383 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-12 23:59:37,418 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-12 23:59:37,432 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-12 23:59:37,432 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-12 23:59:37,439 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-12 23:59:37,440 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-12 23:59:37,440 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-12 23:59:37,441 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-12 23:59:37,443 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2021-10-12 23:59:37,445 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-12 23:59:37,445 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-12 23:59:37,446 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-12 23:59:37,446 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-12 23:59:37,455 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 7#L-1true havoc main_#res;havoc main_#t~nondet210, main_#t~nondet211, main_#t~nondet212, main_#t~malloc213.base, main_#t~malloc213.offset, main_#t~malloc214.base, main_#t~malloc214.offset, main_#t~ret215.base, main_#t~ret215.offset, main_~length1~0, main_~length2~0, main_~length3~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet210;havoc main_#t~nondet210;main_~length2~0 := main_#t~nondet211;havoc main_#t~nondet211;main_~length3~0 := main_#t~nondet212;havoc main_#t~nondet212; 12#L377true assume !(main_~length1~0 < 1); 15#L377-2true assume !(main_~length2~0 < 2); 8#L380-1true assume !(main_~length3~0 < 1); 11#L383-1true assume !(main_~length2~0 - main_~length3~0 < main_~length1~0 || main_~length3~0 > main_~length2~0);call main_#t~malloc213.base, main_#t~malloc213.offset := #Ultimate.allocOnHeap(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc213.base, main_#t~malloc213.offset;havoc main_#t~malloc213.base, main_#t~malloc213.offset;call main_#t~malloc214.base, main_#t~malloc214.offset := #Ultimate.allocOnHeap(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc214.base, main_#t~malloc214.offset;havoc main_#t~malloc214.base, main_#t~malloc214.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length3~0 - 1), 1);cstrcat_#in~s1.base, cstrcat_#in~s1.offset, cstrcat_#in~s2.base, cstrcat_#in~s2.offset := main_~nondetString2~0.base, main_~nondetString2~0.offset, main_~nondetString1~0.base, main_~nondetString1~0.offset;havoc cstrcat_#res.base, cstrcat_#res.offset;havoc cstrcat_#t~post206.base, cstrcat_#t~post206.offset, cstrcat_#t~mem205, cstrcat_#t~post207.base, cstrcat_#t~post207.offset, cstrcat_#t~post208.base, cstrcat_#t~post208.offset, cstrcat_#t~mem209, cstrcat_~s1.base, cstrcat_~s1.offset, cstrcat_~s2.base, cstrcat_~s2.offset, cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s1.base, cstrcat_~s1.offset := cstrcat_#in~s1.base, cstrcat_#in~s1.offset;cstrcat_~s2.base, cstrcat_~s2.offset := cstrcat_#in~s2.base, cstrcat_#in~s2.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_~s1.base, cstrcat_~s1.offset; 3#L367-3true [2021-10-12 23:59:37,456 INFO L793 eck$LassoCheckResult]: Loop: 3#L367-3true call cstrcat_#t~mem205 := read~int(cstrcat_~s~0.base, cstrcat_~s~0.offset, 1); 16#L367-1true assume !!(0 != cstrcat_#t~mem205);havoc cstrcat_#t~mem205;cstrcat_#t~post206.base, cstrcat_#t~post206.offset := cstrcat_~s~0.base, cstrcat_~s~0.offset;cstrcat_~s~0.base, cstrcat_~s~0.offset := cstrcat_#t~post206.base, 1 + cstrcat_#t~post206.offset;havoc cstrcat_#t~post206.base, cstrcat_#t~post206.offset; 3#L367-3true [2021-10-12 23:59:37,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:37,468 INFO L82 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2021-10-12 23:59:37,478 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:37,478 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239372392] [2021-10-12 23:59:37,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:37,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-12 23:59:37,663 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-12 23:59:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-12 23:59:37,755 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-12 23:59:37,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:37,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2021-10-12 23:59:37,766 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:37,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295863927] [2021-10-12 23:59:37,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:37,767 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-12 23:59:37,787 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-12 23:59:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-12 23:59:37,799 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-12 23:59:37,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:37,810 INFO L82 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2021-10-12 23:59:37,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-12 23:59:37,811 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200890826] [2021-10-12 23:59:37,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-12 23:59:37,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-12 23:59:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-12 23:59:37,859 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-12 23:59:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-12 23:59:37,913 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-12 23:59:38,851 INFO L210 LassoAnalysis]: Preferences: [2021-10-12 23:59:38,852 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-12 23:59:38,852 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-12 23:59:38,852 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-12 23:59:38,852 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-12 23:59:38,852 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:38,853 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-12 23:59:38,853 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-12 23:59:38,853 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcat_malloc.i_Iteration1_Lasso [2021-10-12 23:59:38,853 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-12 23:59:38,854 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-12 23:59:38,881 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,887 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,896 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,898 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,901 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,904 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,918 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,921 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,924 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:38,930 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:39,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:39,222 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:39,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:39,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:39,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:39,233 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-12 23:59:39,838 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-12 23:59:39,846 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-12 23:59:39,848 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:39,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:39,851 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:39,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-12 23:59:39,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:39,870 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:39,870 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:39,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:39,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:39,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:39,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:39,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:39,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:39,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:39,920 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:39,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:39,922 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:39,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:39,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:39,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:39,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:39,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:39,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:39,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:39,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-12 23:59:39,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,005 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,007 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,022 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,022 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,022 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,023 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,023 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-12 23:59:40,030 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,051 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-12 23:59:40,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,061 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,102 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,103 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-12 23:59:40,137 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,137 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,138 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,138 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-12 23:59:40,179 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,181 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-12 23:59:40,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,190 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,191 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,216 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,243 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,244 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-12 23:59:40,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,255 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,255 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,258 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:40,258 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:40,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-10-12 23:59:40,288 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,289 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-12 23:59:40,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,302 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,331 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,332 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-12 23:59:40,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,352 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-12 23:59:40,394 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,395 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-12 23:59:40,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,444 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-12 23:59:40,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,452 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,491 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-12 23:59:40,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,500 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,531 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,532 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-12 23:59:40,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-10-12 23:59:40,568 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,569 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-12 23:59:40,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,608 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,608 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-12 23:59:40,611 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,618 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,645 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,646 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-12 23:59:40,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:40,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-12 23:59:40,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:40,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-10-12 23:59:40,703 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,704 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-12 23:59:40,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,714 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2021-10-12 23:59:40,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-12 23:59:40,746 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:40,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,788 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,789 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-12 23:59:40,791 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:40,802 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:40,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,860 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,865 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-12 23:59:40,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:40,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:40,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:40,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:40,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:40,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:40,931 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:40,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-12 23:59:40,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:40,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:40,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:40,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:40,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:40,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:40,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:40,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:41,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:41,001 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:41,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:41,002 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:41,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-12 23:59:41,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:41,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:41,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:41,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:41,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:41,018 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:41,018 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:41,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:41,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-12 23:59:41,055 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:41,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:41,056 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:41,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-12 23:59:41,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:41,065 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:41,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:41,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:41,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:41,068 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:41,068 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:41,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:41,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-12 23:59:41,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:41,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:41,125 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:41,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-12 23:59:41,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:41,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:41,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:41,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:41,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:41,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:41,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:41,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:41,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-12 23:59:41,166 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:41,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:41,167 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:41,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-12 23:59:41,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:41,176 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:41,177 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-12 23:59:41,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:41,177 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-12 23:59:41,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:41,178 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-12 23:59:41,178 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-12 23:59:41,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-12 23:59:41,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:41,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:41,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:41,233 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:41,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-12 23:59:41,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-12 23:59:41,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-12 23:59:41,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-12 23:59:41,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-12 23:59:41,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-12 23:59:41,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-12 23:59:41,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-12 23:59:41,263 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-12 23:59:41,337 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2021-10-12 23:59:41,337 INFO L444 ModelExtractionUtils]: 25 out of 34 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-10-12 23:59:41,339 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-12 23:59:41,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-12 23:59:41,360 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-12 23:59:41,415 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-12 23:59:41,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-12 23:59:41,438 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-12 23:59:41,438 INFO L513 LassoAnalysis]: Proved termination. [2021-10-12 23:59:41,438 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrcat_~s~0.offset, v_rep(select #length ULTIMATE.start_cstrcat_~s~0.base)_1) = -1*ULTIMATE.start_cstrcat_~s~0.offset + 1*v_rep(select #length ULTIMATE.start_cstrcat_~s~0.base)_1 Supporting invariants [] [2021-10-12 23:59:41,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:41,489 INFO L297 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2021-10-12 23:59:41,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-12 23:59:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-12 23:59:41,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-12 23:59:41,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-12 23:59:41,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-12 23:59:41,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-12 23:59:41,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-12 23:59:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-12 23:59:41,645 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-12 23:59:41,647 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-10-12 23:59:41,706 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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 35 states and 45 transitions. Complement of second has 7 states. [2021-10-12 23:59:41,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-12 23:59:41,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 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) [2021-10-12 23:59:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 34 transitions. [2021-10-12 23:59:41,711 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 34 transitions. Stem has 6 letters. Loop has 2 letters. [2021-10-12 23:59:41,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-12 23:59:41,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 34 transitions. Stem has 8 letters. Loop has 2 letters. [2021-10-12 23:59:41,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-12 23:59:41,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 34 transitions. Stem has 6 letters. Loop has 4 letters. [2021-10-12 23:59:41,714 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-12 23:59:41,715 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 45 transitions. [2021-10-12 23:59:41,722 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-12 23:59:41,725 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2021-10-12 23:59:41,726 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-12 23:59:41,726 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-12 23:59:41,727 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-12 23:59:41,727 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-12 23:59:41,727 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-12 23:59:41,727 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-12 23:59:41,727 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-12 23:59:41,728 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-12 23:59:41,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-12 23:59:41,728 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-12 23:59:41,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-12 23:59:41,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.10 11:59:41 BoogieIcfgContainer [2021-10-12 23:59:41,736 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-12 23:59:41,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-12 23:59:41,736 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-12 23:59:41,737 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-12 23:59:41,737 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.10 11:59:37" (3/4) ... [2021-10-12 23:59:41,740 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-12 23:59:41,740 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-12 23:59:41,742 INFO L168 Benchmark]: Toolchain (without parser) took 5336.60 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 91.8 MB in the beginning and 84.3 MB in the end (delta: 7.5 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:41,743 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 130.0 MB. Free memory was 100.7 MB in the beginning and 100.7 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:41,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 448.85 ms. Allocated memory is still 130.0 MB. Free memory was 91.7 MB in the beginning and 95.9 MB in the end (delta: -4.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:41,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.41 ms. Allocated memory is still 130.0 MB. Free memory was 95.9 MB in the beginning and 94.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:41,750 INFO L168 Benchmark]: Boogie Preprocessor took 24.98 ms. Allocated memory is still 130.0 MB. Free memory was 94.4 MB in the beginning and 93.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:41,751 INFO L168 Benchmark]: RCFGBuilder took 342.38 ms. Allocated memory is still 130.0 MB. Free memory was 92.7 MB in the beginning and 82.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:41,752 INFO L168 Benchmark]: BuchiAutomizer took 4465.76 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 82.2 MB in the beginning and 84.3 MB in the end (delta: -2.1 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. [2021-10-12 23:59:41,752 INFO L168 Benchmark]: Witness Printer took 4.13 ms. Allocated memory is still 163.6 MB. Free memory is still 84.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-12 23:59:41,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 130.0 MB. Free memory was 100.7 MB in the beginning and 100.7 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 448.85 ms. Allocated memory is still 130.0 MB. Free memory was 91.7 MB in the beginning and 95.9 MB in the end (delta: -4.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.41 ms. Allocated memory is still 130.0 MB. Free memory was 95.9 MB in the beginning and 94.4 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.98 ms. Allocated memory is still 130.0 MB. Free memory was 94.4 MB in the beginning and 93.2 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 342.38 ms. Allocated memory is still 130.0 MB. Free memory was 92.7 MB in the beginning and 82.2 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4465.76 ms. Allocated memory was 130.0 MB in the beginning and 163.6 MB in the end (delta: 33.6 MB). Free memory was 82.2 MB in the beginning and 84.3 MB in the end (delta: -2.1 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB. * Witness Printer took 4.13 ms. Allocated memory is still 163.6 MB. Free memory is still 84.3 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[s] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 19 SDtfs, 20 SDslu, 13 SDs, 0 SdLazy, 4 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.7ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital179 mio100 ax100 hnf100 lsp96 ukn75 mio100 lsp40 div100 bol100 ite100 ukn100 eq179 hnf89 smp100 dnf242 smp89 tf100 neg95 sie114 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 62ms VariablesStem: 8 VariablesLoop: 3 DisjunctsStem: 4 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 12 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! [2021-10-12 23:59:41,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-12 23:59:42,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263174f7-33f0-46aa-ae33-40d9f8c527dc/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...