./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strlcat.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strlcat.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G --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 4a2b4697f5c3b66d485090307ef74ec11d08954b2ae38adb1c0f438a86221c12 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 12:22:43,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 12:22:43,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 12:22:44,007 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 12:22:44,008 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 12:22:44,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 12:22:44,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 12:22:44,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 12:22:44,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 12:22:44,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 12:22:44,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 12:22:44,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 12:22:44,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 12:22:44,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 12:22:44,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 12:22:44,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 12:22:44,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 12:22:44,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 12:22:44,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 12:22:44,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 12:22:44,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 12:22:44,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 12:22:44,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 12:22:44,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 12:22:44,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 12:22:44,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 12:22:44,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 12:22:44,059 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 12:22:44,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 12:22:44,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 12:22:44,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 12:22:44,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 12:22:44,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 12:22:44,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 12:22:44,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 12:22:44,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 12:22:44,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 12:22:44,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 12:22:44,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 12:22:44,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 12:22:44,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 12:22:44,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-23 12:22:44,100 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 12:22:44,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 12:22:44,101 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 12:22:44,101 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 12:22:44,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 12:22:44,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 12:22:44,103 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 12:22:44,104 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-23 12:22:44,104 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-23 12:22:44,104 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-23 12:22:44,104 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-23 12:22:44,105 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-23 12:22:44,105 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-23 12:22:44,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 12:22:44,105 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 12:22:44,106 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 12:22:44,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 12:22:44,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-23 12:22:44,106 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-23 12:22:44,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-23 12:22:44,107 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 12:22:44,107 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-23 12:22:44,107 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 12:22:44,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-23 12:22:44,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 12:22:44,108 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 12:22:44,108 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 12:22:44,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 12:22:44,109 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 12:22:44,110 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-23 12:22:44,110 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_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a2b4697f5c3b66d485090307ef74ec11d08954b2ae38adb1c0f438a86221c12 [2021-11-23 12:22:44,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 12:22:44,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 12:22:44,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 12:22:44,442 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 12:22:44,443 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 12:22:44,444 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/termination-dietlibc/strlcat.i [2021-11-23 12:22:44,532 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/data/98bd76113/127227c67f874c39811c0105b12e4f92/FLAG6c17f2165 [2021-11-23 12:22:45,141 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 12:22:45,142 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/sv-benchmarks/c/termination-dietlibc/strlcat.i [2021-11-23 12:22:45,154 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/data/98bd76113/127227c67f874c39811c0105b12e4f92/FLAG6c17f2165 [2021-11-23 12:22:45,444 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/data/98bd76113/127227c67f874c39811c0105b12e4f92 [2021-11-23 12:22:45,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 12:22:45,448 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 12:22:45,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 12:22:45,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 12:22:45,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 12:22:45,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,455 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b560324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45, skipping insertion in model container [2021-11-23 12:22:45,455 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,462 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 12:22:45,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 12:22:45,856 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 12:22:45,864 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 12:22:45,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 12:22:45,926 INFO L208 MainTranslator]: Completed translation [2021-11-23 12:22:45,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45 WrapperNode [2021-11-23 12:22:45,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 12:22:45,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 12:22:45,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 12:22:45,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 12:22:45,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,974 INFO L137 Inliner]: procedures = 114, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2021-11-23 12:22:45,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 12:22:45,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 12:22:45,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 12:22:45,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 12:22:45,983 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,994 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:45,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:46,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:46,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 12:22:46,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 12:22:46,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 12:22:46,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 12:22:46,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (1/1) ... [2021-11-23 12:22:46,019 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:46,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:46,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:46,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-23 12:22:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 12:22:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 12:22:46,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 12:22:46,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 12:22:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 12:22:46,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 12:22:46,179 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 12:22:46,180 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 12:22:46,440 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 12:22:46,449 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 12:22:46,449 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 12:22:46,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:22:46 BoogieIcfgContainer [2021-11-23 12:22:46,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 12:22:46,452 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-23 12:22:46,452 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-23 12:22:46,455 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-23 12:22:46,456 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 12:22:46,456 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 12:22:45" (1/3) ... [2021-11-23 12:22:46,460 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c4f286f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:22:46, skipping insertion in model container [2021-11-23 12:22:46,460 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 12:22:46,460 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:22:45" (2/3) ... [2021-11-23 12:22:46,460 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5c4f286f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 12:22:46, skipping insertion in model container [2021-11-23 12:22:46,460 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-23 12:22:46,461 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:22:46" (3/3) ... [2021-11-23 12:22:46,462 INFO L388 chiAutomizerObserver]: Analyzing ICFG strlcat.i [2021-11-23 12:22:46,508 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-23 12:22:46,508 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-23 12:22:46,508 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-23 12:22:46,508 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-23 12:22:46,508 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-23 12:22:46,508 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-23 12:22:46,508 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-23 12:22:46,509 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-23 12:22:46,524 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 23 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:46,544 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-11-23 12:22:46,544 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 12:22:46,544 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 12:22:46,550 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-23 12:22:46,550 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-23 12:22:46,550 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-23 12:22:46,551 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 23 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:46,553 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 10 [2021-11-23 12:22:46,553 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 12:22:46,553 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 12:22:46,554 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-11-23 12:22:46,554 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-23 12:22:46,561 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 14#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet17#1, main_#t~malloc18#1.base, main_#t~malloc18#1.offset, main_#t~ret19#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;main_~in_len~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 5#L539true assume !(main_~in_len~0#1 < 1);call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~out_len~0#1 := main_#t~nondet17#1;havoc main_#t~nondet17#1; 21#L543true assume !(main_~out_len~0#1 < 1);call main_#t~malloc18#1.base, main_#t~malloc18#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc18#1.base, main_#t~malloc18#1.offset;call write~int(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strlcat } true;strlcat_#in~dst#1.base, strlcat_#in~dst#1.offset, strlcat_#in~src#1.base, strlcat_#in~src#1.offset, strlcat_#in~siz#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset, main_~out_len~0#1;havoc strlcat_#res#1;havoc strlcat_#t~post8#1.base, strlcat_#t~post8#1.offset, strlcat_#t~mem5#1, strlcat_#t~post6#1, strlcat_#t~short7#1, strlcat_#t~ret9#1, strlcat_#t~post11#1.base, strlcat_#t~post11#1.offset, strlcat_#t~mem12#1, strlcat_#t~post13#1, strlcat_#t~post14#1.base, strlcat_#t~post14#1.offset, strlcat_#t~mem10#1, strlcat_~dst#1.base, strlcat_~dst#1.offset, strlcat_~src#1.base, strlcat_~src#1.offset, strlcat_~siz#1, strlcat_~d~0#1.base, strlcat_~d~0#1.offset, strlcat_~s~0#1.base, strlcat_~s~0#1.offset, strlcat_~n~0#1, strlcat_~dlen~0#1;strlcat_~dst#1.base, strlcat_~dst#1.offset := strlcat_#in~dst#1.base, strlcat_#in~dst#1.offset;strlcat_~src#1.base, strlcat_~src#1.offset := strlcat_#in~src#1.base, strlcat_#in~src#1.offset;strlcat_~siz#1 := strlcat_#in~siz#1;strlcat_~d~0#1.base, strlcat_~d~0#1.offset := strlcat_~dst#1.base, strlcat_~dst#1.offset;strlcat_~s~0#1.base, strlcat_~s~0#1.offset := strlcat_~src#1.base, strlcat_~src#1.offset;strlcat_~n~0#1 := strlcat_~siz#1;havoc strlcat_~dlen~0#1; 7#L521-5true [2021-11-23 12:22:46,561 INFO L793 eck$LassoCheckResult]: Loop: 7#L521-5true call strlcat_#t~mem5#1 := read~int(strlcat_~d~0#1.base, strlcat_~d~0#1.offset, 1);strlcat_#t~short7#1 := 0 != strlcat_#t~mem5#1; 19#L521-1true assume strlcat_#t~short7#1;strlcat_#t~post6#1 := strlcat_~n~0#1;strlcat_~n~0#1 := strlcat_#t~post6#1 - 1;strlcat_#t~short7#1 := 0 != strlcat_#t~post6#1 % 18446744073709551616; 12#L521-3true assume !!strlcat_#t~short7#1;havoc strlcat_#t~mem5#1;havoc strlcat_#t~post6#1;havoc strlcat_#t~short7#1;strlcat_#t~post8#1.base, strlcat_#t~post8#1.offset := strlcat_~d~0#1.base, strlcat_~d~0#1.offset;strlcat_~d~0#1.base, strlcat_~d~0#1.offset := strlcat_#t~post8#1.base, 1 + strlcat_#t~post8#1.offset;havoc strlcat_#t~post8#1.base, strlcat_#t~post8#1.offset; 7#L521-5true [2021-11-23 12:22:46,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:46,567 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-11-23 12:22:46,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:46,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731762009] [2021-11-23 12:22:46,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:46,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:46,754 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:46,814 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:46,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:46,818 INFO L85 PathProgramCache]: Analyzing trace with hash 46776, now seen corresponding path program 1 times [2021-11-23 12:22:46,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:46,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214395797] [2021-11-23 12:22:46,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:46,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:46,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:46,857 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:46,878 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:46,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:46,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907761, now seen corresponding path program 1 times [2021-11-23 12:22:46,880 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:46,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076422616] [2021-11-23 12:22:46,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:46,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:46,945 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:46,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:46,990 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:48,005 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 12:22:48,006 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 12:22:48,006 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 12:22:48,006 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 12:22:48,006 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 12:22:48,007 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:48,007 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 12:22:48,007 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 12:22:48,008 INFO L133 ssoRankerPreferences]: Filename of dumped script: strlcat.i_Iteration1_Lasso [2021-11-23 12:22:48,009 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 12:22:48,009 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 12:22:48,042 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,063 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:48,524 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:49,025 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 12:22:49,030 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 12:22:49,032 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-23 12:22:49,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,057 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,057 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,112 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,115 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-23 12:22:49,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,192 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,215 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,215 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-23 12:22:49,224 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-11-23 12:22:49,246 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,247 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-23 12:22:49,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,257 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,310 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-23 12:22:49,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,322 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-11-23 12:22:49,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,342 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-23 12:22:49,344 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,354 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,376 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,377 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,377 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-23 12:22:49,382 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2021-11-23 12:22:49,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,419 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-23 12:22:49,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,428 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,431 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,431 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,460 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,461 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-23 12:22:49,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,497 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,499 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-23 12:22:49,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:49,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,541 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-23 12:22:49,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-11-23 12:22:49,585 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,586 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-23 12:22:49,587 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,600 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,600 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,638 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-23 12:22:49,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,674 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-23 12:22:49,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:49,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,685 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-23 12:22:49,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,686 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:22:49,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:49,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,712 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-23 12:22:49,715 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,734 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,734 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,783 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,784 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-23 12:22:49,786 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,795 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:49,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:49,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,823 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-23 12:22:49,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:49,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:49,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:49,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:49,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:49,844 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:49,844 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:49,873 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-23 12:22:49,915 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2021-11-23 12:22:49,915 INFO L444 ModelExtractionUtils]: 8 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-11-23 12:22:49,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:49,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:49,922 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:49,942 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-23 12:22:49,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-23 12:22:50,003 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-23 12:22:50,003 INFO L513 LassoAnalysis]: Proved termination. [2021-11-23 12:22:50,004 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_strlcat_~d~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc16#1.base)_1) = -1*ULTIMATE.start_strlcat_~d~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc16#1.base)_1 Supporting invariants [] [2021-11-23 12:22:50,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:50,100 INFO L297 tatePredicateManager]: 8 out of 9 supporting invariants were superfluous and have been removed [2021-11-23 12:22:50,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:22:50,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 12:22:50,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 12:22:50,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:22:50,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 12:22:50,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 12:22:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:22:50,322 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-11-23 12:22:50,323 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 23 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:50,444 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.5217391304347827) internal successors, (35), 23 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 73 states and 101 transitions. Complement of second has 9 states. [2021-11-23 12:22:50,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-23 12:22:50,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:50,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 66 transitions. [2021-11-23 12:22:50,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 66 transitions. Stem has 4 letters. Loop has 3 letters. [2021-11-23 12:22:50,472 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:50,472 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 66 transitions. Stem has 7 letters. Loop has 3 letters. [2021-11-23 12:22:50,473 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:50,473 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 66 transitions. Stem has 4 letters. Loop has 6 letters. [2021-11-23 12:22:50,473 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:50,474 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 101 transitions. [2021-11-23 12:22:50,478 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2021-11-23 12:22:50,482 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 36 states and 45 transitions. [2021-11-23 12:22:50,483 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2021-11-23 12:22:50,483 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-11-23 12:22:50,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2021-11-23 12:22:50,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-23 12:22:50,484 INFO L681 BuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2021-11-23 12:22:50,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2021-11-23 12:22:50,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 27. [2021-11-23 12:22:50,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 27 states have (on average 1.2962962962962963) internal successors, (35), 26 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:50,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 35 transitions. [2021-11-23 12:22:50,512 INFO L704 BuchiCegarLoop]: Abstraction has 27 states and 35 transitions. [2021-11-23 12:22:50,512 INFO L587 BuchiCegarLoop]: Abstraction has 27 states and 35 transitions. [2021-11-23 12:22:50,512 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-23 12:22:50,513 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 27 states and 35 transitions. [2021-11-23 12:22:50,514 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2021-11-23 12:22:50,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 12:22:50,514 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 12:22:50,514 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:22:50,515 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-11-23 12:22:50,515 INFO L791 eck$LassoCheckResult]: Stem: 205#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 206#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet17#1, main_#t~malloc18#1.base, main_#t~malloc18#1.offset, main_#t~ret19#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;main_~in_len~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 195#L539 assume !(main_~in_len~0#1 < 1);call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~out_len~0#1 := main_#t~nondet17#1;havoc main_#t~nondet17#1; 196#L543 assume !(main_~out_len~0#1 < 1);call main_#t~malloc18#1.base, main_#t~malloc18#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc18#1.base, main_#t~malloc18#1.offset;call write~int(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strlcat } true;strlcat_#in~dst#1.base, strlcat_#in~dst#1.offset, strlcat_#in~src#1.base, strlcat_#in~src#1.offset, strlcat_#in~siz#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset, main_~out_len~0#1;havoc strlcat_#res#1;havoc strlcat_#t~post8#1.base, strlcat_#t~post8#1.offset, strlcat_#t~mem5#1, strlcat_#t~post6#1, strlcat_#t~short7#1, strlcat_#t~ret9#1, strlcat_#t~post11#1.base, strlcat_#t~post11#1.offset, strlcat_#t~mem12#1, strlcat_#t~post13#1, strlcat_#t~post14#1.base, strlcat_#t~post14#1.offset, strlcat_#t~mem10#1, strlcat_~dst#1.base, strlcat_~dst#1.offset, strlcat_~src#1.base, strlcat_~src#1.offset, strlcat_~siz#1, strlcat_~d~0#1.base, strlcat_~d~0#1.offset, strlcat_~s~0#1.base, strlcat_~s~0#1.offset, strlcat_~n~0#1, strlcat_~dlen~0#1;strlcat_~dst#1.base, strlcat_~dst#1.offset := strlcat_#in~dst#1.base, strlcat_#in~dst#1.offset;strlcat_~src#1.base, strlcat_~src#1.offset := strlcat_#in~src#1.base, strlcat_#in~src#1.offset;strlcat_~siz#1 := strlcat_#in~siz#1;strlcat_~d~0#1.base, strlcat_~d~0#1.offset := strlcat_~dst#1.base, strlcat_~dst#1.offset;strlcat_~s~0#1.base, strlcat_~s~0#1.offset := strlcat_~src#1.base, strlcat_~src#1.offset;strlcat_~n~0#1 := strlcat_~siz#1;havoc strlcat_~dlen~0#1; 197#L521-5 call strlcat_#t~mem5#1 := read~int(strlcat_~d~0#1.base, strlcat_~d~0#1.offset, 1);strlcat_#t~short7#1 := 0 != strlcat_#t~mem5#1; 199#L521-1 assume !strlcat_#t~short7#1; 209#L521-3 assume !strlcat_#t~short7#1;havoc strlcat_#t~mem5#1;havoc strlcat_#t~post6#1;havoc strlcat_#t~short7#1; 207#L521-6 assume strlcat_~d~0#1.base == strlcat_~dst#1.base;strlcat_~dlen~0#1 := (if strlcat_~d~0#1.offset - strlcat_~dst#1.offset < 0 && 0 != (strlcat_~d~0#1.offset - strlcat_~dst#1.offset) % 1 then 1 + (strlcat_~d~0#1.offset - strlcat_~dst#1.offset) / 1 else (strlcat_~d~0#1.offset - strlcat_~dst#1.offset) / 1);strlcat_~n~0#1 := strlcat_~siz#1 - strlcat_~dlen~0#1; 190#L525 assume !(0 == strlcat_~n~0#1 % 18446744073709551616); 192#L527-3 [2021-11-23 12:22:50,515 INFO L793 eck$LassoCheckResult]: Loop: 192#L527-3 call strlcat_#t~mem10#1 := read~int(strlcat_~s~0#1.base, strlcat_~s~0#1.offset, 1); 201#L527-1 assume !!(0 != strlcat_#t~mem10#1);havoc strlcat_#t~mem10#1; 202#L528 assume !(1 != strlcat_~n~0#1 % 18446744073709551616); 211#L528-2 strlcat_#t~post14#1.base, strlcat_#t~post14#1.offset := strlcat_~s~0#1.base, strlcat_~s~0#1.offset;strlcat_~s~0#1.base, strlcat_~s~0#1.offset := strlcat_#t~post14#1.base, 1 + strlcat_#t~post14#1.offset;havoc strlcat_#t~post14#1.base, strlcat_#t~post14#1.offset; 192#L527-3 [2021-11-23 12:22:50,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:50,516 INFO L85 PathProgramCache]: Analyzing trace with hash 1271629448, now seen corresponding path program 1 times [2021-11-23 12:22:50,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:50,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:50,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862770668] [2021-11-23 12:22:50,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:50,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:50,578 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:50,638 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:50,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:50,641 INFO L85 PathProgramCache]: Analyzing trace with hash 2898824, now seen corresponding path program 1 times [2021-11-23 12:22:50,641 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:50,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842814196] [2021-11-23 12:22:50,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:50,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:50,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:50,645 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:50,651 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:50,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:50,651 INFO L85 PathProgramCache]: Analyzing trace with hash -701290865, now seen corresponding path program 1 times [2021-11-23 12:22:50,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:50,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997512488] [2021-11-23 12:22:50,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:50,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:50,693 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:50,741 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:51,769 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 12:22:51,770 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 12:22:51,770 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 12:22:51,770 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 12:22:51,770 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 12:22:51,770 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:51,770 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 12:22:51,770 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 12:22:51,770 INFO L133 ssoRankerPreferences]: Filename of dumped script: strlcat.i_Iteration2_Lasso [2021-11-23 12:22:51,770 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 12:22:51,770 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 12:22:51,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:51,778 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:51,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:51,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,262 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,264 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:52,268 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:53,019 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 12:22:53,019 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 12:22:53,020 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:53,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:53,022 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:53,036 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:53,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:53,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:53,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:53,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:53,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:53,046 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:53,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:53,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-23 12:22:53,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:53,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:53,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:53,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:53,095 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:53,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-23 12:22:53,105 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:53,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:53,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:53,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:53,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:53,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:53,116 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:53,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:53,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:53,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:53,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:53,170 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:53,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:53,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:53,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:53,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:53,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:53,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:53,182 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:53,182 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:53,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-23 12:22:53,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:53,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:53,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:53,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:53,238 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:53,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-23 12:22:53,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:53,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:53,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:53,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:53,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:53,249 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:53,249 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:53,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:53,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-11-23 12:22:53,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:53,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:53,284 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:53,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-23 12:22:53,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:53,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:53,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:53,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:53,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:53,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:53,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:53,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:53,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:53,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:53,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:53,362 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:53,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:53,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:53,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:53,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:53,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:53,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:53,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:53,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-23 12:22:53,425 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-23 12:22:53,464 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-11-23 12:22:53,464 INFO L444 ModelExtractionUtils]: 54 out of 64 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-11-23 12:22:53,465 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:53,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:53,466 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:53,467 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-23 12:22:53,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-23 12:22:53,491 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-23 12:22:53,492 INFO L513 LassoAnalysis]: Proved termination. [2021-11-23 12:22:53,492 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc18#1.base)_2, ULTIMATE.start_strlcat_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc18#1.base)_2 - 1*ULTIMATE.start_strlcat_~s~0#1.offset Supporting invariants [] [2021-11-23 12:22:53,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:53,574 INFO L297 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2021-11-23 12:22:53,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:22:53,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 12:22:53,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 12:22:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:22:53,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 12:22:53,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 12:22:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:22:53,715 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-11-23 12:22:53,715 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 27 states and 35 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:53,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 27 states and 35 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 44 transitions. Complement of second has 5 states. [2021-11-23 12:22:53,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-23 12:22:53,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:53,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2021-11-23 12:22:53,759 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 9 letters. Loop has 4 letters. [2021-11-23 12:22:53,760 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:53,760 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 13 letters. Loop has 4 letters. [2021-11-23 12:22:53,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:53,761 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 9 letters. Loop has 8 letters. [2021-11-23 12:22:53,761 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:53,761 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 44 transitions. [2021-11-23 12:22:53,768 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-23 12:22:53,771 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 16 states and 20 transitions. [2021-11-23 12:22:53,771 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2021-11-23 12:22:53,771 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2021-11-23 12:22:53,771 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 20 transitions. [2021-11-23 12:22:53,771 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-23 12:22:53,772 INFO L681 BuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-11-23 12:22:53,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 20 transitions. [2021-11-23 12:22:53,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2021-11-23 12:22:53,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:53,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2021-11-23 12:22:53,775 INFO L704 BuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-11-23 12:22:53,775 INFO L587 BuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2021-11-23 12:22:53,776 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-23 12:22:53,776 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2021-11-23 12:22:53,778 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-11-23 12:22:53,778 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-23 12:22:53,778 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-23 12:22:53,779 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 12:22:53,779 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-11-23 12:22:53,779 INFO L791 eck$LassoCheckResult]: Stem: 378#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 379#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet15#1, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet17#1, main_#t~malloc18#1.base, main_#t~malloc18#1.offset, main_#t~ret19#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;main_~in_len~0#1 := main_#t~nondet15#1;havoc main_#t~nondet15#1; 376#L539 assume !(main_~in_len~0#1 < 1);call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~out_len~0#1 := main_#t~nondet17#1;havoc main_#t~nondet17#1; 377#L543 assume !(main_~out_len~0#1 < 1);call main_#t~malloc18#1.base, main_#t~malloc18#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc18#1.base, main_#t~malloc18#1.offset;call write~int(0, main_~out~0#1.base, main_~out~0#1.offset + (main_~out_len~0#1 - 1), 1);assume { :begin_inline_strlcat } true;strlcat_#in~dst#1.base, strlcat_#in~dst#1.offset, strlcat_#in~src#1.base, strlcat_#in~src#1.offset, strlcat_#in~siz#1 := main_~in~0#1.base, main_~in~0#1.offset, main_~out~0#1.base, main_~out~0#1.offset, main_~out_len~0#1;havoc strlcat_#res#1;havoc strlcat_#t~post8#1.base, strlcat_#t~post8#1.offset, strlcat_#t~mem5#1, strlcat_#t~post6#1, strlcat_#t~short7#1, strlcat_#t~ret9#1, strlcat_#t~post11#1.base, strlcat_#t~post11#1.offset, strlcat_#t~mem12#1, strlcat_#t~post13#1, strlcat_#t~post14#1.base, strlcat_#t~post14#1.offset, strlcat_#t~mem10#1, strlcat_~dst#1.base, strlcat_~dst#1.offset, strlcat_~src#1.base, strlcat_~src#1.offset, strlcat_~siz#1, strlcat_~d~0#1.base, strlcat_~d~0#1.offset, strlcat_~s~0#1.base, strlcat_~s~0#1.offset, strlcat_~n~0#1, strlcat_~dlen~0#1;strlcat_~dst#1.base, strlcat_~dst#1.offset := strlcat_#in~dst#1.base, strlcat_#in~dst#1.offset;strlcat_~src#1.base, strlcat_~src#1.offset := strlcat_#in~src#1.base, strlcat_#in~src#1.offset;strlcat_~siz#1 := strlcat_#in~siz#1;strlcat_~d~0#1.base, strlcat_~d~0#1.offset := strlcat_~dst#1.base, strlcat_~dst#1.offset;strlcat_~s~0#1.base, strlcat_~s~0#1.offset := strlcat_~src#1.base, strlcat_~src#1.offset;strlcat_~n~0#1 := strlcat_~siz#1;havoc strlcat_~dlen~0#1; 380#L521-5 call strlcat_#t~mem5#1 := read~int(strlcat_~d~0#1.base, strlcat_~d~0#1.offset, 1);strlcat_#t~short7#1 := 0 != strlcat_#t~mem5#1; 382#L521-1 assume !strlcat_#t~short7#1; 384#L521-3 assume !strlcat_#t~short7#1;havoc strlcat_#t~mem5#1;havoc strlcat_#t~post6#1;havoc strlcat_#t~short7#1; 385#L521-6 assume strlcat_~d~0#1.base == strlcat_~dst#1.base;strlcat_~dlen~0#1 := (if strlcat_~d~0#1.offset - strlcat_~dst#1.offset < 0 && 0 != (strlcat_~d~0#1.offset - strlcat_~dst#1.offset) % 1 then 1 + (strlcat_~d~0#1.offset - strlcat_~dst#1.offset) / 1 else (strlcat_~d~0#1.offset - strlcat_~dst#1.offset) / 1);strlcat_~n~0#1 := strlcat_~siz#1 - strlcat_~dlen~0#1; 374#L525 assume 0 == strlcat_~n~0#1 % 18446744073709551616;assume { :begin_inline_strlen } true;strlen_#in~s#1.base, strlen_#in~s#1.offset := strlcat_~s~0#1.base, strlcat_~s~0#1.offset;havoc strlen_#res#1;havoc strlen_#t~pre3#1, strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset, strlen_#t~mem4#1, strlen_~s#1.base, strlen_~s#1.offset, strlen_~i~0#1;strlen_~s#1.base, strlen_~s#1.offset := strlen_#in~s#1.base, strlen_#in~s#1.offset;havoc strlen_~i~0#1; 375#L508 assume !(strlen_~s#1.base == 0 && strlen_~s#1.offset == 0);strlen_~i~0#1 := 0; 388#L509-4 [2021-11-23 12:22:53,780 INFO L793 eck$LassoCheckResult]: Loop: 388#L509-4 call strlen_#t~mem4#1 := read~int(strlen_~s#1.base, strlen_~s#1.offset, 1); 389#L509-1 assume !!(0 != strlen_#t~mem4#1);havoc strlen_#t~mem4#1;strlen_#t~pre3#1 := 1 + strlen_~i~0#1;strlen_~i~0#1 := 1 + strlen_~i~0#1;havoc strlen_#t~pre3#1; 387#L509-3 strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;strlen_~s#1.base, strlen_~s#1.offset := strlen_~s#1.base, 1 + strlen_~s#1.offset;havoc strlen_#t~pre2#1.base, strlen_#t~pre2#1.offset; 388#L509-4 [2021-11-23 12:22:53,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:53,780 INFO L85 PathProgramCache]: Analyzing trace with hash 765806520, now seen corresponding path program 1 times [2021-11-23 12:22:53,780 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:53,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74397779] [2021-11-23 12:22:53,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:53,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:53,879 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:53,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:53,908 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:53,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:53,909 INFO L85 PathProgramCache]: Analyzing trace with hash 73645, now seen corresponding path program 1 times [2021-11-23 12:22:53,909 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:53,909 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037705208] [2021-11-23 12:22:53,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:53,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:53,913 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:53,917 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:53,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:53,920 INFO L85 PathProgramCache]: Analyzing trace with hash -724195178, now seen corresponding path program 1 times [2021-11-23 12:22:53,920 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 12:22:53,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805326655] [2021-11-23 12:22:53,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 12:22:53,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 12:22:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:53,965 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 12:22:53,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 12:22:53,999 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-23 12:22:55,023 INFO L210 LassoAnalysis]: Preferences: [2021-11-23 12:22:55,024 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-23 12:22:55,024 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-23 12:22:55,024 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-23 12:22:55,024 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-23 12:22:55,024 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:55,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-23 12:22:55,024 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-23 12:22:55,024 INFO L133 ssoRankerPreferences]: Filename of dumped script: strlcat.i_Iteration3_Lasso [2021-11-23 12:22:55,024 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-23 12:22:55,024 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-23 12:22:55,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,041 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,047 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,056 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,475 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,491 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:55,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-23 12:22:56,180 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-23 12:22:56,180 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-23 12:22:56,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,193 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-23 12:22:56,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:56,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:56,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,227 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-23 12:22:56,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,270 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-23 12:22:56,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,286 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,286 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,286 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,286 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,307 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,310 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-23 12:22:56,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,319 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-11-23 12:22:56,339 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,340 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-23 12:22:56,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-23 12:22:56,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,379 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-23 12:22:56,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,388 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,388 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,388 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,389 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-23 12:22:56,408 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,409 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-23 12:22:56,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-23 12:22:56,438 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,439 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-23 12:22:56,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-11-23 12:22:56,477 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,479 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-23 12:22:56,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,487 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-11-23 12:22:56,517 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,518 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-23 12:22:56,519 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-23 12:22:56,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,548 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-23 12:22:56,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:56,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:56,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,604 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-23 12:22:56,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,612 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-23 12:22:56,613 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,649 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-23 12:22:56,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-23 12:22:56,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,663 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-23 12:22:56,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,664 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-23 12:22:56,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-23 12:22:56,665 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,684 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,685 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-23 12:22:56,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,703 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:56,703 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:56,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,741 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-23 12:22:56,742 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,749 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:56,757 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:56,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,818 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,818 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:56,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:56,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-23 12:22:56,861 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,894 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,896 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,911 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:56,911 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:56,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-23 12:22:56,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:56,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:56,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:56,955 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:56,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:56,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:56,966 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:56,966 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:56,966 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:56,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:56,968 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:56,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-23 12:22:56,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-23 12:22:57,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:57,023 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:57,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:57,024 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:57,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-23 12:22:57,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-23 12:22:57,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-23 12:22:57,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-23 12:22:57,037 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-23 12:22:57,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-23 12:22:57,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-23 12:22:57,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-23 12:22:57,077 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-23 12:22:57,134 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2021-11-23 12:22:57,134 INFO L444 ModelExtractionUtils]: 18 out of 64 variables were initially zero. Simplification set additionally 43 variables to zero. [2021-11-23 12:22:57,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-23 12:22:57,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 12:22:57,136 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-23 12:22:57,140 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-23 12:22:57,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-23 12:22:57,170 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-23 12:22:57,170 INFO L513 LassoAnalysis]: Proved termination. [2021-11-23 12:22:57,170 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc18#1.base)_3, ULTIMATE.start_strlen_~s#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc18#1.base)_3 - 1*ULTIMATE.start_strlen_~s#1.offset Supporting invariants [] [2021-11-23 12:22:57,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:57,252 INFO L297 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2021-11-23 12:22:57,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 12:22:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:22:57,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-23 12:22:57,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 12:22:57,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 12:22:57,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 12:22:57,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 12:22:57,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 12:22:57,397 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2021-11-23 12:22:57,397 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 6 Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:57,445 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 6. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 19 states and 24 transitions. Complement of second has 6 states. [2021-11-23 12:22:57,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 3 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-23 12:22:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 12:22:57,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2021-11-23 12:22:57,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 10 letters. Loop has 3 letters. [2021-11-23 12:22:57,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:57,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 13 letters. Loop has 3 letters. [2021-11-23 12:22:57,447 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:57,447 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 10 letters. Loop has 6 letters. [2021-11-23 12:22:57,448 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-23 12:22:57,448 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 24 transitions. [2021-11-23 12:22:57,448 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-23 12:22:57,449 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2021-11-23 12:22:57,449 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-23 12:22:57,449 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-23 12:22:57,449 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-23 12:22:57,449 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-23 12:22:57,449 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 12:22:57,449 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 12:22:57,450 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-23 12:22:57,450 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-23 12:22:57,450 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-23 12:22:57,450 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-23 12:22:57,450 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-23 12:22:57,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 23.11 12:22:57 BoogieIcfgContainer [2021-11-23 12:22:57,455 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-23 12:22:57,456 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 12:22:57,456 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 12:22:57,456 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 12:22:57,457 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:22:46" (3/4) ... [2021-11-23 12:22:57,460 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 12:22:57,460 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 12:22:57,461 INFO L158 Benchmark]: Toolchain (without parser) took 12012.70ms. Allocated memory was 94.4MB in the beginning and 138.4MB in the end (delta: 44.0MB). Free memory was 59.3MB in the beginning and 47.0MB in the end (delta: 12.3MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2021-11-23 12:22:57,461 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:22:57,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 477.56ms. Allocated memory is still 94.4MB. Free memory was 59.2MB in the beginning and 64.4MB in the end (delta: -5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 12:22:57,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.51ms. Allocated memory is still 94.4MB. Free memory was 64.4MB in the beginning and 62.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 12:22:57,463 INFO L158 Benchmark]: Boogie Preprocessor took 34.11ms. Allocated memory is still 94.4MB. Free memory was 62.4MB in the beginning and 61.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 12:22:57,463 INFO L158 Benchmark]: RCFGBuilder took 440.96ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 48.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 12:22:57,464 INFO L158 Benchmark]: BuchiAutomizer took 11003.90ms. Allocated memory was 94.4MB in the beginning and 138.4MB in the end (delta: 44.0MB). Free memory was 48.4MB in the beginning and 47.0MB in the end (delta: 1.3MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-11-23 12:22:57,464 INFO L158 Benchmark]: Witness Printer took 4.13ms. Allocated memory is still 138.4MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 12:22:57,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory was 66.8MB in the beginning and 66.8MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 477.56ms. Allocated memory is still 94.4MB. Free memory was 59.2MB in the beginning and 64.4MB in the end (delta: -5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.51ms. Allocated memory is still 94.4MB. Free memory was 64.4MB in the beginning and 62.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.11ms. Allocated memory is still 94.4MB. Free memory was 62.4MB in the beginning and 61.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.96ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 48.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 11003.90ms. Allocated memory was 94.4MB in the beginning and 138.4MB in the end (delta: 44.0MB). Free memory was 48.4MB in the beginning and 47.0MB in the end (delta: 1.3MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * Witness Printer took 4.13ms. Allocated memory is still 138.4MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (in_len)] + -1 * d and consists of 6 locations. One deterministic module has affine ranking function -1 * s + unknown-#length-unknown[__builtin_alloca (out_len)] and consists of 4 locations. One deterministic module has affine ranking function unknown-#length-unknown[__builtin_alloca (out_len)] + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.9s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 10.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 27 states and ocurred in iteration 1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 106 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 106 mSDsluCounter, 91 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 40 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 35 IncrementalHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 51 mSDtfsCounter, 35 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital218 mio100 ax100 hnf100 lsp96 ukn85 mio100 lsp44 div149 bol100 ite100 ukn100 eq174 hnf73 smp97 dnf100 smp100 tf100 neg99 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-23 12:22:57,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-23 12:22:57,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b47360b-15a9-4f47-a2ae-a370aabd3ac6/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE