./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be --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 32bit --witnessprinter.graph.data.programhash 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:38:19,173 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:38:19,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:38:19,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:38:19,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:38:19,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:38:19,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:38:19,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:38:19,244 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:38:19,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:38:19,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:38:19,247 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:38:19,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:38:19,248 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:38:19,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:38:19,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:38:19,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:38:19,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:38:19,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:38:19,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:38:19,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:38:19,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:38:19,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:38:19,272 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:38:19,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:38:19,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:38:19,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:38:19,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:38:19,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:38:19,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:38:19,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:38:19,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:38:19,293 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:38:19,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:38:19,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:38:19,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:38:19,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:38:19,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:38:19,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:38:19,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:38:19,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:38:19,300 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:38:19,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:38:19,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:38:19,338 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:38:19,338 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:38:19,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:38:19,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:38:19,340 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:38:19,341 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:38:19,341 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:38:19,341 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:38:19,341 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:38:19,342 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:38:19,342 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:38:19,342 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:38:19,342 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:38:19,343 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:38:19,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:38:19,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:38:19,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:38:19,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:38:19,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:38:19,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:38:19,344 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:38:19,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:38:19,345 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:38:19,345 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:38:19,345 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:38:19,345 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:38:19,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:38:19,346 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:38:19,346 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:38:19,347 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:38:19,348 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:38:19,348 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_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c0fb6a0d32b99c9a776859d2bc15d9177dc584955a2c1baa8ac133e976f40f7 [2021-10-21 19:38:19,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:38:19,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:38:19,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:38:19,619 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:38:19,620 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:38:19,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2021-10-21 19:38:19,716 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/data/e1737f0d1/9a1c3137dc4f44f5a9b87caeb3839a2a/FLAG2ffe77068 [2021-10-21 19:38:20,202 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:38:20,203 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2021-10-21 19:38:20,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/data/e1737f0d1/9a1c3137dc4f44f5a9b87caeb3839a2a/FLAG2ffe77068 [2021-10-21 19:38:20,553 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/data/e1737f0d1/9a1c3137dc4f44f5a9b87caeb3839a2a [2021-10-21 19:38:20,555 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:38:20,557 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:38:20,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:38:20,560 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:38:20,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:38:20,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f5d288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20, skipping insertion in model container [2021-10-21 19:38:20,580 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:38:20,604 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:38:20,787 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c[548,561] [2021-10-21 19:38:20,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:38:20,797 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:38:20,812 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c[548,561] [2021-10-21 19:38:20,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:38:20,827 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:38:20,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20 WrapperNode [2021-10-21 19:38:20,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:38:20,829 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:38:20,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:38:20,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:38:20,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:38:20,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:38:20,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:38:20,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:38:20,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,878 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:38:20,882 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:38:20,882 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:38:20,882 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:38:20,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (1/1) ... [2021-10-21 19:38:20,891 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:20,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:20,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:20,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:38:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:38:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:38:20,988 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-21 19:38:20,989 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-21 19:38:20,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:38:20,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:38:20,989 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-21 19:38:20,989 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-21 19:38:21,184 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:38:21,185 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 19:38:21,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:38:21 BoogieIcfgContainer [2021-10-21 19:38:21,187 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:38:21,189 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:38:21,189 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:38:21,192 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:38:21,193 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:38:21,194 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:38:20" (1/3) ... [2021-10-21 19:38:21,196 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a0b22b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:38:21, skipping insertion in model container [2021-10-21 19:38:21,196 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:38:21,196 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:38:20" (2/3) ... [2021-10-21 19:38:21,197 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1a0b22b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:38:21, skipping insertion in model container [2021-10-21 19:38:21,197 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:38:21,197 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:38:21" (3/3) ... [2021-10-21 19:38:21,199 INFO L389 chiAutomizerObserver]: Analyzing ICFG id2_i5_o5-2.c [2021-10-21 19:38:21,249 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:38:21,249 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:38:21,249 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:38:21,249 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:38:21,249 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:38:21,249 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:38:21,250 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:38:21,250 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:38:21,265 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-21 19:38:21,289 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 19:38:21,289 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:38:21,289 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:38:21,296 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-21 19:38:21,297 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 19:38:21,297 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:38:21,297 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-10-21 19:38:21,301 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 19:38:21,302 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:38:21,302 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:38:21,302 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-21 19:38:21,303 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 19:38:21,310 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(14);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 9#L-1true havoc main_#res;havoc main_#t~ret9, main_~input~0, main_~result~0;main_~input~0 := 5; 14#L21true call main_#t~ret9 := id(main_~input~0);< 10#idENTRYtrue [2021-10-21 19:38:21,310 INFO L793 eck$LassoCheckResult]: Loop: 10#idENTRYtrue ~x := #in~x; 7#L10true assume !(0 == ~x); 20#L11true call #t~ret7 := id2(~x - 1);< 5#id2ENTRYtrue ~x := #in~x; 17#L15true assume !(0 == ~x); 8#L16true call #t~ret8 := id(~x - 1);< 10#idENTRYtrue [2021-10-21 19:38:21,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:38:21,317 INFO L82 PathProgramCache]: Analyzing trace with hash 37822, now seen corresponding path program 1 times [2021-10-21 19:38:21,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:38:21,328 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333104857] [2021-10-21 19:38:21,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:38:21,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:38:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:38:21,437 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:38:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:38:21,499 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:38:21,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:38:21,508 INFO L82 PathProgramCache]: Analyzing trace with hash 1571952061, now seen corresponding path program 1 times [2021-10-21 19:38:21,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:38:21,509 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755956185] [2021-10-21 19:38:21,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:38:21,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:38:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:38:21,520 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:38:21,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:38:21,543 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:38:21,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:38:21,553 INFO L82 PathProgramCache]: Analyzing trace with hash -1615714374, now seen corresponding path program 1 times [2021-10-21 19:38:21,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:38:21,554 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994772355] [2021-10-21 19:38:21,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:38:21,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:38:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:38:21,597 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:38:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:38:21,653 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:38:21,902 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:38:21,902 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:38:21,903 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:38:21,903 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:38:21,903 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:38:21,903 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:21,903 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:38:21,904 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:38:21,905 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Loop [2021-10-21 19:38:21,905 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:38:21,905 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:38:21,923 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:21,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:21,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:21,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:21,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:21,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:21,980 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:21,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:22,120 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:38:22,121 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:38:22,133 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,161 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:38:22,173 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,173 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,206 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,207 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#t~ret8=0} Honda state: {id2_#t~ret8=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:38:22,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:22,246 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,247 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:38:22,259 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,259 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,277 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,278 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret7=0} Honda state: {id_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:38:22,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:22,301 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,304 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:38:22,318 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,318 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,332 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,332 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:38:22,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:22,369 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,372 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,379 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,379 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:38:22,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:22,430 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,432 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:38:22,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:38:22,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,506 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,507 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-5} Honda state: {id_#in~x=-5} Generalized eigenvectors: [{id_#in~x=0}, {id_#in~x=-2}, {id_#in~x=0}] Lambdas: [9, 1, 3] Nus: [0, 1] [2021-10-21 19:38:22,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-21 19:38:22,533 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,535 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:38:22,539 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,539 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,553 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,553 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_~x=0} Honda state: {id2_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:38:22,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:22,580 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,582 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:38:22,584 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,584 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,597 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,597 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_~x=0} Honda state: {id_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:38:22,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:22,618 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,619 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:38:22,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,620 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,632 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,632 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#in~x=0} Honda state: {id2_#in~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:38:22,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:22,655 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:22,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:22,657 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:22,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:38:22,659 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:38:22,659 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:38:22,693 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:38:22,693 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id2_#res=0} Honda state: {id2_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:38:22,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:23,239 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:38:23,239 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:38:23,239 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:38:23,239 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:38:23,240 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:38:23,240 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,240 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:38:23,240 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:38:23,240 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-2.c_Iteration1_Lasso [2021-10-21 19:38:23,240 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:38:23,240 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:38:23,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,248 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,253 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,275 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,280 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,282 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,394 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:38:23,697 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:38:23,705 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:38:23,707 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:23,708 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:23,720 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:23,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:23,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:23,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:23,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:23,738 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:23,739 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:23,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:38:23,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:23,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:23,784 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:23,785 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:23,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:38:23,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:23,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:23,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:23,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:23,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:23,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:23,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:23,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:23,810 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:23,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:23,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:23,852 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:23,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:38:23,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:23,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:23,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:23,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:23,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:23,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:23,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:23,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:23,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:23,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:23,891 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:23,892 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:23,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:38:23,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:23,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:23,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:23,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:23,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:23,902 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:23,902 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:23,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:23,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:23,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:23,924 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:23,925 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:23,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:38:23,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:23,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:23,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:23,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:23,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:23,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:23,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:23,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:23,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:23,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:23,956 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:23,957 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:23,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:23,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:38:23,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:23,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:23,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:23,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:23,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:23,969 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:23,969 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:23,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:23,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:23,991 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:23,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:23,992 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:38:24,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,062 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,063 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:38:24,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,084 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:24,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,085 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:24,085 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:24,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,137 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,158 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:24,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,159 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:24,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:24,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:38:24,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,188 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:38:24,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:24,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,198 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:24,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:24,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2021-10-21 19:38:24,227 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,228 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 19:38:24,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:24,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,242 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:24,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:24,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2021-10-21 19:38:24,283 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,284 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 19:38:24,286 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 [2021-10-21 19:38:24,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,357 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,359 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 19:38:24,367 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,378 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,379 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,430 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,455 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 19:38:24,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,506 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,508 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,522 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,522 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 19:38:24,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-21 19:38:24,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,564 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 19:38:24,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-10-21 19:38:24,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,625 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 19:38:24,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,639 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,639 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-21 19:38:24,666 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,666 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 19:38:24,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,716 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,754 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,755 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 19:38:24,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,775 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,826 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,827 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 19:38:24,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,836 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,836 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,838 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,838 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,877 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,878 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 19:38:24,887 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,887 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,887 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,887 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,889 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,889 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,917 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 19:38:24,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:24,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:24,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-10-21 19:38:24,950 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,951 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 19:38:24,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:24,960 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:24,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:24,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:24,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:24,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:24,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:24,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:24,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:24,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:24,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:24,990 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:24,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 19:38:24,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:24,999 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:25,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:25,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,000 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:25,000 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:25,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:25,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:25,034 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,036 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 19:38:25,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:25,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:25,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:25,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:25,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:25,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:25,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-21 19:38:25,067 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,068 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 19:38:25,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:25,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:25,078 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:38:25,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:38:25,084 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:25,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-10-21 19:38:25,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,107 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 19:38:25,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:25,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:25,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:25,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:25,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:25,117 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:25,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:25,141 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,142 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 19:38:25,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:25,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:25,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:25,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,153 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:25,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:25,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:25,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-21 19:38:25,177 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,178 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 19:38:25,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:25,187 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:25,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:25,187 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,188 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:25,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:25,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:25,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:25,212 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,213 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-21 19:38:25,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:25,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:38:25,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:38:25,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,226 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:38:25,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:38:25,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:38:25,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:25,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,279 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:38:25,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:38:25,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:38:25,303 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 19:38:25,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:38:25,310 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-21 19:38:25,310 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 19:38:25,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-21 19:38:25,332 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:38:25,391 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-21 19:38:25,391 INFO L444 ModelExtractionUtils]: 1 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-10-21 19:38:25,393 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:38:25,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:38:25,416 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:38:25,485 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:38:25,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-21 19:38:25,516 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-21 19:38:25,517 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:38:25,517 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2021-10-21 19:38:25,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:25,602 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-10-21 19:38:25,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:38:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:38:25,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-21 19:38:25,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:38:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:38:25,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-21 19:38:25,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:38:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:38:25,902 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2021-10-21 19:38:25,903 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:38:26,157 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 15 states have internal predecessors, (18), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3). Second operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 55 states and 62 transitions. Complement of second has 23 states. [2021-10-21 19:38:26,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2021-10-21 19:38:26,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 5 states have (on average 1.2) internal successors, (6), 6 states have internal predecessors, (6), 3 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:38:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 16 transitions. [2021-10-21 19:38:26,164 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 6 letters. [2021-10-21 19:38:26,165 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:38:26,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 9 letters. Loop has 6 letters. [2021-10-21 19:38:26,166 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:38:26,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 12 letters. [2021-10-21 19:38:26,166 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:38:26,167 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 62 transitions. [2021-10-21 19:38:26,178 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:38:26,181 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 0 states and 0 transitions. [2021-10-21 19:38:26,182 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:38:26,182 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:38:26,182 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:38:26,182 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:38:26,183 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:38:26,183 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:38:26,183 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:38:26,183 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:38:26,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:38:26,183 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:38:26,183 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:38:26,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:38:26 BoogieIcfgContainer [2021-10-21 19:38:26,189 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:38:26,190 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:38:26,190 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:38:26,190 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:38:26,191 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:38:21" (3/4) ... [2021-10-21 19:38:26,194 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:38:26,194 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:38:26,196 INFO L168 Benchmark]: Toolchain (without parser) took 5637.93 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 60.8 MB in the beginning and 40.5 MB in the end (delta: 20.3 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:38:26,196 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 94.4 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:38:26,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 268.49 ms. Allocated memory is still 94.4 MB. Free memory was 60.6 MB in the beginning and 69.9 MB in the end (delta: -9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:38:26,205 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.43 ms. Allocated memory is still 94.4 MB. Free memory was 69.9 MB in the beginning and 68.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:38:26,206 INFO L168 Benchmark]: Boogie Preprocessor took 19.21 ms. Allocated memory is still 94.4 MB. Free memory was 68.5 MB in the beginning and 67.5 MB in the end (delta: 933.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:38:26,206 INFO L168 Benchmark]: RCFGBuilder took 305.95 ms. Allocated memory is still 94.4 MB. Free memory was 67.5 MB in the beginning and 58.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:38:26,206 INFO L168 Benchmark]: BuchiAutomizer took 5000.66 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 58.6 MB in the beginning and 41.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:38:26,210 INFO L168 Benchmark]: Witness Printer took 4.22 ms. Allocated memory is still 121.6 MB. Free memory was 41.4 MB in the beginning and 40.5 MB in the end (delta: 923.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:38:26,212 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 94.4 MB. Free memory is still 47.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 268.49 ms. Allocated memory is still 94.4 MB. Free memory was 60.6 MB in the beginning and 69.9 MB in the end (delta: -9.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.43 ms. Allocated memory is still 94.4 MB. Free memory was 69.9 MB in the beginning and 68.5 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.21 ms. Allocated memory is still 94.4 MB. Free memory was 68.5 MB in the beginning and 67.5 MB in the end (delta: 933.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 305.95 ms. Allocated memory is still 94.4 MB. Free memory was 67.5 MB in the beginning and 58.6 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5000.66 ms. Allocated memory was 94.4 MB in the beginning and 121.6 MB in the end (delta: 27.3 MB). Free memory was 58.6 MB in the beginning and 41.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.22 ms. Allocated memory is still 121.6 MB. Free memory was 41.4 MB in the beginning and 40.5 MB in the end (delta: 923.6 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 11 SDtfs, 16 SDslu, 21 SDs, 0 SdLazy, 76 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 66.0ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital72 mio100 ax100 hnf100 lsp87 ukn73 mio100 lsp73 div100 bol100 ite100 ukn100 eq199 hnf97 smp100 dnf249 smp40 tf102 neg94 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 238ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:38:26,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-21 19:38:26,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bb810d7-d99c-440b-b8ab-15733255bca7/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...