./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.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_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/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_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/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_5faed250-a02d-4e69-be7e-14b89f2e1864/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 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:12:45,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:12:45,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:12:45,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:12:45,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:12:45,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:12:45,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:12:45,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:12:45,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:12:45,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:12:45,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:12:45,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:12:45,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:12:45,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:12:45,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:12:45,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:12:45,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:12:45,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:12:45,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:12:45,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:12:45,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:12:45,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:12:45,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:12:45,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:12:45,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:12:45,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:12:45,208 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:12:45,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:12:45,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:12:45,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:12:45,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:12:45,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:12:45,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:12:45,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:12:45,220 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:12:45,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:12:45,221 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:12:45,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:12:45,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:12:45,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:12:45,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:12:45,225 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 20:12:45,276 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:12:45,277 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:12:45,277 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:12:45,278 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:12:45,279 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:12:45,280 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:12:45,280 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:12:45,280 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:12:45,280 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:12:45,281 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:12:45,282 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:12:45,282 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:12:45,282 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:12:45,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:12:45,283 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 20:12:45,283 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:12:45,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:12:45,283 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 20:12:45,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:12:45,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:12:45,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:12:45,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:12:45,285 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 20:12:45,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:12:45,285 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:12:45,285 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:12:45,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:12:45,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:12:45,288 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:12:45,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:12:45,288 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:12:45,288 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:12:45,290 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:12:45,290 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_5faed250-a02d-4e69-be7e-14b89f2e1864/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6f0ceb44f91fbf2c30fb7a6cf4ec4645c0e639d55219bc8a5d1521d1ed7589 [2021-10-21 20:12:45,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:12:45,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:12:45,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:12:45,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:12:45,643 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:12:45,644 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2021-10-21 20:12:45,735 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/data/dbbddaf2a/bfe9cba405e34eabb159115fa74dc597/FLAG8bacf9973 [2021-10-21 20:12:46,223 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:12:46,225 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c [2021-10-21 20:12:46,231 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/data/dbbddaf2a/bfe9cba405e34eabb159115fa74dc597/FLAG8bacf9973 [2021-10-21 20:12:46,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/data/dbbddaf2a/bfe9cba405e34eabb159115fa74dc597 [2021-10-21 20:12:46,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:12:46,607 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:12:46,613 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:46,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:12:46,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:12:46,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aceb325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46, skipping insertion in model container [2021-10-21 20:12:46,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:12:46,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:12:46,824 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_5faed250-a02d-4e69-be7e-14b89f2e1864/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c[548,561] [2021-10-21 20:12:46,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:12:46,834 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:12:46,846 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_5faed250-a02d-4e69-be7e-14b89f2e1864/sv-benchmarks/c/recursive-simple/id2_i5_o5-1.c[548,561] [2021-10-21 20:12:46,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:12:46,860 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:12:46,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46 WrapperNode [2021-10-21 20:12:46,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:46,862 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:12:46,862 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:12:46,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:12:46,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:12:46,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:12:46,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:12:46,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:12:46,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:12:46,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:12:46,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:12:46,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:12:46,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (1/1) ... [2021-10-21 20:12:46,923 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:46,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:46,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:46,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:12:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 20:12:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 20:12:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2021-10-21 20:12:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2021-10-21 20:12:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:12:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:12:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-21 20:12:47,002 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-21 20:12:47,175 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:12:47,175 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 20:12:47,177 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:47 BoogieIcfgContainer [2021-10-21 20:12:47,177 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:12:47,178 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:12:47,179 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:12:47,182 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:12:47,183 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:47,183 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:12:46" (1/3) ... [2021-10-21 20:12:47,185 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@605fdfd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:12:47, skipping insertion in model container [2021-10-21 20:12:47,185 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:47,185 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:46" (2/3) ... [2021-10-21 20:12:47,185 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@605fdfd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:12:47, skipping insertion in model container [2021-10-21 20:12:47,185 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:47,186 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:47" (3/3) ... [2021-10-21 20:12:47,187 INFO L389 chiAutomizerObserver]: Analyzing ICFG id2_i5_o5-1.c [2021-10-21 20:12:47,242 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:12:47,242 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:12:47,242 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:12:47,242 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:12:47,242 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:12:47,242 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:12:47,243 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:12:47,243 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:12:47,258 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 20:12:47,283 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 20:12:47,283 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:12:47,283 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:12:47,290 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-21 20:12:47,290 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:12:47,291 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:12:47,291 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 20:12:47,295 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-10-21 20:12:47,295 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:12:47,295 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:12:47,296 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-10-21 20:12:47,296 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:12:47,303 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 20:12:47,303 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 20:12:47,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:47,309 INFO L82 PathProgramCache]: Analyzing trace with hash 37822, now seen corresponding path program 1 times [2021-10-21 20:12:47,318 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:47,319 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769113697] [2021-10-21 20:12:47,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:47,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:47,457 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:47,542 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:47,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:47,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1571952061, now seen corresponding path program 1 times [2021-10-21 20:12:47,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:47,557 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546634779] [2021-10-21 20:12:47,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:47,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:47,582 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:47,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:47,593 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:47,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:47,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1615714374, now seen corresponding path program 1 times [2021-10-21 20:12:47,604 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:47,606 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192434627] [2021-10-21 20:12:47,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:47,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:47,656 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:47,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:47,692 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:47,963 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:47,964 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:47,964 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:47,965 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:47,965 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:12:47,965 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:47,965 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:47,965 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:47,966 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-1.c_Iteration1_Loop [2021-10-21 20:12:47,966 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:47,966 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:47,984 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 20:12:47,990 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 20:12:47,993 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 20:12:47,996 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 20:12:48,006 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 20:12:48,009 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 20:12:48,012 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:48,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:48,110 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:48,111 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:12:48,113 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,116 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:12:48,181 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,181 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,207 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,207 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 20:12:48,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,244 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,246 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,255 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,255 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:12:48,274 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,275 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 20:12:48,314 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,315 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,316 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:12:48,320 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,320 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,350 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,351 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 20:12:48,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,388 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,390 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,392 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,392 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:12:48,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,454 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,455 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,462 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:12:48,462 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:12:48,551 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,551 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 20:12:48,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,589 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,595 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,595 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:12:48,611 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,611 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 20:12:48,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,633 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,634 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:12:48,639 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,648 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,672 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,672 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 20:12:48,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,709 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,710 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,719 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:12:48,729 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,729 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 20:12:48,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:48,752 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:48,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:48,753 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:48,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:12:48,759 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:48,759 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:48,783 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:48,783 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 20:12:48,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:49,443 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:49,443 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:49,443 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:49,443 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:49,444 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:12:49,444 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:49,444 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:49,444 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:49,444 INFO L133 ssoRankerPreferences]: Filename of dumped script: id2_i5_o5-1.c_Iteration1_Lasso [2021-10-21 20:12:49,444 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:49,444 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:49,449 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,457 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 20:12:49,460 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 20:12:49,464 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,467 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 20:12:49,472 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,476 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 20:12:49,480 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,482 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,485 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,490 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,495 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:49,584 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 20:12:49,588 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 20:12:49,597 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 20:12:49,599 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 20:12:49,601 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 20:12:49,603 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 20:12:49,605 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 20:12:49,607 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 20:12:49,609 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 20:12:49,616 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 20:12:49,618 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 20:12:49,620 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 20:12:49,622 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 20:12:49,627 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 20:12:49,923 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:49,927 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:12:49,929 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:49,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:49,932 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:49,955 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 20:12:49,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:49,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:49,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:49,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:49,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:49,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:49,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:12:49,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,002 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,003 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:12:50,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:50,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,016 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,016 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,016 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,016 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,017 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,017 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-21 20:12:50,049 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,050 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:12:50,054 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 20:12:50,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,063 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,063 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,099 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,100 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:12:50,101 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 20:12:50,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,112 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,124 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,161 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,162 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:12:50,174 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 20:12:50,191 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,191 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,191 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,192 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,192 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,192 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,192 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,242 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,244 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:50,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,259 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,259 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,259 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,259 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:12:50,274 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,309 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,309 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,311 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,316 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 20:12:50,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,329 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,329 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:12:50,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,379 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:12:50,385 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 20:12:50,392 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,392 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,393 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,393 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,394 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,416 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,417 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:12:50,422 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 20:12:50,429 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,430 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,430 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,461 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,462 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:12:50,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:50,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,474 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,493 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,494 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,496 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 20:12:50,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:12:50,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:50,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,504 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,504 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:50,504 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:50,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,526 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,527 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:12:50,529 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 20:12:50,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,543 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,543 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2021-10-21 20:12:50,595 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,599 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,615 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 20:12:50,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,624 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 20:12:50,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-21 20:12:50,668 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,669 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 20:12:50,670 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 20:12:50,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,682 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,682 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,731 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,732 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 20:12:50,734 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 20:12:50,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-10-21 20:12:50,797 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,798 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 20:12:50,802 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 20:12:50,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,861 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,861 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,862 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:50,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 20:12:50,898 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,935 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:50,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:50,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:50,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:50,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:50,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:50,949 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:50,949 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:50,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 20:12:50,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:50,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:50,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:50,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:50,999 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,001 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 20:12:51,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,010 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:51,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:51,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 20:12:51,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:51,058 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,059 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 20:12:51,061 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 20:12:51,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,070 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:51,070 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:51,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:51,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,139 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,143 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 20:12:51,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,155 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:51,155 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:51,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 20:12:51,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,196 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-10-21 20:12:51,197 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,197 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 20:12:51,199 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 20:12:51,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,222 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,222 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,224 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:51,224 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:51,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-10-21 20:12:51,259 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,260 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 20:12:51,261 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 20:12:51,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:51,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:51,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:51,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-21 20:12:51,301 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,302 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 20:12:51,305 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 20:12:51,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:51,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:51,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:51,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:51,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,354 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 20:12:51,356 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 20:12:51,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:51,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,363 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:51,363 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:51,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2021-10-21 20:12:51,385 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,385 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 20:12:51,387 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 20:12:51,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,397 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:51,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:51,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:51,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,449 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,453 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 20:12:51,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 20:12:51,459 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:51,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:51,461 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:51,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-10-21 20:12:51,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,482 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 20:12:51,483 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 20:12:51,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,490 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:51,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:51,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:51,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:51,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,515 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 20:12:51,516 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 20:12:51,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:51,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:51,524 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:51,525 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-10-21 20:12:51,544 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,545 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-21 20:12:51,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:51,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:51,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:51,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:51,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:51,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:51,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:51,622 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,623 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,627 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 20:12:51,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:51,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:51,636 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:51,636 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:51,643 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-21 20:12:51,643 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:51,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-21 20:12:51,670 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:12:51,723 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-21 20:12:51,723 INFO L444 ModelExtractionUtils]: 1 out of 11 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-10-21 20:12:51,725 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:51,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:51,734 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:51,758 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:12:51,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-21 20:12:51,792 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-21 20:12:51,792 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:12:51,793 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 20:12:51,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:51,846 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-10-21 20:12:51,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:51,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:12:51,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-21 20:12:51,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:12:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:12:51,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-21 20:12:51,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:12:52,164 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 20:12:52,181 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 20:12:52,183 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 20:12:52,453 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 20:12:52,454 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 20:12:52,455 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 20:12:52,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 16 transitions. [2021-10-21 20:12:52,458 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 6 letters. [2021-10-21 20:12:52,459 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:12:52,459 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 9 letters. Loop has 6 letters. [2021-10-21 20:12:52,459 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:12:52,460 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 16 transitions. Stem has 3 letters. Loop has 12 letters. [2021-10-21 20:12:52,460 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:12:52,461 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 62 transitions. [2021-10-21 20:12:52,466 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:12:52,469 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 0 states and 0 transitions. [2021-10-21 20:12:52,470 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:12:52,470 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:12:52,471 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:12:52,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:12:52,471 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:12:52,471 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:12:52,471 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:12:52,471 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:12:52,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:12:52,472 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:12:52,472 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:12:52,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:12:52 BoogieIcfgContainer [2021-10-21 20:12:52,478 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:12:52,479 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:12:52,479 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:12:52,479 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:12:52,479 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:47" (3/4) ... [2021-10-21 20:12:52,483 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:12:52,483 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:12:52,485 INFO L168 Benchmark]: Toolchain (without parser) took 5876.32 ms. Allocated memory was 109.1 MB in the beginning and 148.9 MB in the end (delta: 39.8 MB). Free memory was 77.2 MB in the beginning and 90.6 MB in the end (delta: -13.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:52,485 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 109.1 MB. Free memory is still 63.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:52,486 INFO L168 Benchmark]: CACSL2BoogieTranslator took 248.67 ms. Allocated memory is still 109.1 MB. Free memory was 77.0 MB in the beginning and 85.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:52,486 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.21 ms. Allocated memory is still 109.1 MB. Free memory was 85.5 MB in the beginning and 84.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:52,487 INFO L168 Benchmark]: Boogie Preprocessor took 18.20 ms. Allocated memory is still 109.1 MB. Free memory was 84.3 MB in the beginning and 83.3 MB in the end (delta: 938.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:52,488 INFO L168 Benchmark]: RCFGBuilder took 263.72 ms. Allocated memory is still 109.1 MB. Free memory was 83.3 MB in the beginning and 74.2 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:52,488 INFO L168 Benchmark]: BuchiAutomizer took 5299.61 ms. Allocated memory was 109.1 MB in the beginning and 148.9 MB in the end (delta: 39.8 MB). Free memory was 73.8 MB in the beginning and 90.6 MB in the end (delta: -16.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:52,489 INFO L168 Benchmark]: Witness Printer took 4.30 ms. Allocated memory is still 148.9 MB. Free memory is still 90.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:52,492 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 109.1 MB. Free memory is still 63.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 248.67 ms. Allocated memory is still 109.1 MB. Free memory was 77.0 MB in the beginning and 85.5 MB in the end (delta: -8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.21 ms. Allocated memory is still 109.1 MB. Free memory was 85.5 MB in the beginning and 84.3 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.20 ms. Allocated memory is still 109.1 MB. Free memory was 84.3 MB in the beginning and 83.3 MB in the end (delta: 938.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 263.72 ms. Allocated memory is still 109.1 MB. Free memory was 83.3 MB in the beginning and 74.2 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5299.61 ms. Allocated memory was 109.1 MB in the beginning and 148.9 MB in the end (delta: 39.8 MB). Free memory was 73.8 MB in the beginning and 90.6 MB in the end (delta: -16.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.30 ms. Allocated memory is still 148.9 MB. Free memory is still 90.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. 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, 68.8ms 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: 169ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 7 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 20:12:52,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:52,738 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5faed250-a02d-4e69-be7e-14b89f2e1864/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...