./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/recHanoi02-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/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_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/recHanoi02-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/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_ec50a9e3-5658-4cd5-9490-6002d860d29d/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 d379c583eb269678169316efe01a55df7fa26acebe2991472725b0afcb2879ab ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:05:23,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:05:23,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:05:23,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:05:23,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:05:23,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:05:23,872 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:05:23,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:05:23,877 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:05:23,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:05:23,879 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:05:23,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:05:23,882 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:05:23,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:05:23,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:05:23,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:05:23,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:05:23,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:05:23,890 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:05:23,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:05:23,895 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:05:23,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:05:23,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:05:23,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:05:23,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:05:23,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:05:23,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:05:23,904 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:05:23,905 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:05:23,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:05:23,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:05:23,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:05:23,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:05:23,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:05:23,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:05:23,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:05:23,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:05:23,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:05:23,913 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:05:23,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:05:23,915 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:05:23,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:05:23,957 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:05:23,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:05:23,957 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:05:23,957 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:05:23,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:05:23,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:05:23,964 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:05:23,965 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:05:23,965 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:05:23,965 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:05:23,966 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:05:23,966 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:05:23,966 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:05:23,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:05:23,967 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:05:23,967 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:05:23,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:05:23,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:05:23,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:05:23,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:05:23,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:05:23,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:05:23,969 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:05:23,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:05:23,969 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:05:23,969 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:05:23,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:05:23,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:05:23,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:05:23,972 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:05:23,972 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:05:23,972 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:05:23,974 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:05:23,974 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_ec50a9e3-5658-4cd5-9490-6002d860d29d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d379c583eb269678169316efe01a55df7fa26acebe2991472725b0afcb2879ab [2021-10-21 19:05:24,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:05:24,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:05:24,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:05:24,245 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:05:24,246 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:05:24,247 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/recursive/recHanoi02-2.c [2021-10-21 19:05:24,323 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/data/6c890a4a1/f5aa0152b7084ac1880559d30b6fedd1/FLAGc7e130cec [2021-10-21 19:05:24,721 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:05:24,721 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/sv-benchmarks/c/recursive/recHanoi02-2.c [2021-10-21 19:05:24,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/data/6c890a4a1/f5aa0152b7084ac1880559d30b6fedd1/FLAGc7e130cec [2021-10-21 19:05:25,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/data/6c890a4a1/f5aa0152b7084ac1880559d30b6fedd1 [2021-10-21 19:05:25,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:05:25,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:05:25,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:05:25,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:05:25,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:05:25,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aef81dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25, skipping insertion in model container [2021-10-21 19:05:25,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,158 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:05:25,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:05:25,332 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_ec50a9e3-5658-4cd5-9490-6002d860d29d/sv-benchmarks/c/recursive/recHanoi02-2.c[839,852] [2021-10-21 19:05:25,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:05:25,342 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:05:25,354 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_ec50a9e3-5658-4cd5-9490-6002d860d29d/sv-benchmarks/c/recursive/recHanoi02-2.c[839,852] [2021-10-21 19:05:25,355 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:05:25,368 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:05:25,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25 WrapperNode [2021-10-21 19:05:25,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:05:25,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:05:25,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:05:25,370 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:05:25,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,385 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:05:25,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:05:25,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:05:25,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:05:25,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,416 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:05:25,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:05:25,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:05:25,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:05:25,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (1/1) ... [2021-10-21 19:05:25,430 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:25,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:25,455 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:25,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:05:25,503 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2021-10-21 19:05:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2021-10-21 19:05:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:05:25,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:05:25,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:05:25,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:05:25,738 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:05:25,755 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 19:05:25,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:05:25 BoogieIcfgContainer [2021-10-21 19:05:25,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:05:25,758 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:05:25,758 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:05:25,762 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:05:25,763 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:05:25,763 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:05:25" (1/3) ... [2021-10-21 19:05:25,764 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78288dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:05:25, skipping insertion in model container [2021-10-21 19:05:25,764 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:05:25,765 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:05:25" (2/3) ... [2021-10-21 19:05:25,765 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@78288dc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:05:25, skipping insertion in model container [2021-10-21 19:05:25,765 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:05:25,765 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:05:25" (3/3) ... [2021-10-21 19:05:25,767 INFO L389 chiAutomizerObserver]: Analyzing ICFG recHanoi02-2.c [2021-10-21 19:05:25,839 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:05:25,840 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:05:25,840 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:05:25,840 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:05:25,840 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:05:25,840 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:05:25,840 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:05:25,841 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:05:25,860 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-21 19:05:25,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 19:05:25,882 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:05:25,882 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:05:25,888 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:05:25,889 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 19:05:25,889 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:05:25,889 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-21 19:05:25,891 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-21 19:05:25,891 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:05:25,891 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:05:25,892 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:05:25,892 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-21 19:05:25,898 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(15);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 11#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~ret9, main_~n~0, main_~result~0;main_~n~0 := main_#t~nondet8;havoc main_#t~nondet8; 5#L30true assume !(main_~n~0 < 1 || main_~n~0 > 31); 9#L33true call main_#t~ret9 := hanoi(main_~n~0);< 14#hanoiENTRYtrue [2021-10-21 19:05:25,899 INFO L793 eck$LassoCheckResult]: Loop: 14#hanoiENTRYtrue ~n := #in~n; 16#L21true assume !(1 == ~n); 6#L24true call #t~ret7 := hanoi(~n - 1);< 14#hanoiENTRYtrue [2021-10-21 19:05:25,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:25,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1171954, now seen corresponding path program 1 times [2021-10-21 19:05:25,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:25,914 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955463993] [2021-10-21 19:05:25,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:25,915 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:05:26,009 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:05:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:05:26,045 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:05:26,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:26,048 INFO L82 PathProgramCache]: Analyzing trace with hash 29943, now seen corresponding path program 1 times [2021-10-21 19:05:26,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:26,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514150707] [2021-10-21 19:05:26,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:26,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:26,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:05:26,055 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:05:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:05:26,060 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:05:26,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:26,062 INFO L82 PathProgramCache]: Analyzing trace with hash 553943398, now seen corresponding path program 1 times [2021-10-21 19:05:26,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:05:26,063 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455558197] [2021-10-21 19:05:26,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:05:26,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:05:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:05:26,084 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:05:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:05:26,109 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:05:26,244 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:05:26,245 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:05:26,245 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:05:26,245 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:05:26,246 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:05:26,262 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:26,266 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:05:26,266 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:05:26,267 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi02-2.c_Iteration1_Loop [2021-10-21 19:05:26,267 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:05:26,267 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:05:26,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:26,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:26,294 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:26,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:26,379 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:05:26,380 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:05:26,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:26,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:26,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:26,391 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:05:26,391 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:05:26,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:05:26,423 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:05:26,423 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#res=0} Honda state: {hanoi_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:05:26,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:26,459 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:26,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:26,461 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:26,466 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:05:26,466 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:05:26,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:05:26,491 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:05:26,491 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_~n=0} Honda state: {hanoi_~n=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:05:26,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:26,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:26,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:26,530 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:26,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:05:26,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:05:26,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:05:26,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:26,613 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:26,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:26,615 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:26,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:05:26,617 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:05:26,617 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:05:26,652 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:05:26,652 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#in~n=0} Honda state: {hanoi_#in~n=0} Generalized eigenvectors: [{hanoi_#in~n=0}, {hanoi_#in~n=-1}, {hanoi_#in~n=0}] Lambdas: [0, 1, 1] Nus: [0, 0] [2021-10-21 19:05:26,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:26,691 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:26,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:26,694 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:26,703 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:05:26,704 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:05:26,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:05:26,726 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:05:26,727 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {hanoi_#t~ret7=0} Honda state: {hanoi_#t~ret7=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:05:26,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:27,475 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:05:27,476 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:05:27,476 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:05:27,476 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:05:27,476 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:05:27,476 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:27,476 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:05:27,476 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:05:27,476 INFO L133 ssoRankerPreferences]: Filename of dumped script: recHanoi02-2.c_Iteration1_Lasso [2021-10-21 19:05:27,476 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:05:27,476 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:05:27,481 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,485 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 19:05:27,489 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,495 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 19:05:27,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,617 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,625 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,627 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 19:05:27,630 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:05:27,928 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:05:27,932 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:05:27,933 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:27,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:27,935 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:27,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:27,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:27,959 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:27,960 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:27,960 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:27,960 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:27,962 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:27,962 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:27,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:05:27,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,007 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,008 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:05:28,011 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,020 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,034 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,034 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,076 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,084 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:05:28,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,141 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,142 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:05:28,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,188 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,221 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,221 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:05:28,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,273 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:05:28,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,294 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,295 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,342 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:05:28,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,350 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,377 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,377 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,378 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:05:28,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,388 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,389 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,442 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,451 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,460 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,461 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,461 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,461 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,461 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:05:28,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,512 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:05:28,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,522 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,522 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,575 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:05:28,577 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:28,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:28,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:28,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,614 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,615 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:05:28,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,626 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,626 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,673 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,674 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:05:28,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,722 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:05:28,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,745 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,797 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,799 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,811 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 19:05:28,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,872 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,873 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 19:05:28,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,885 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,919 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 19:05:28,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:28,959 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,959 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 19:05:28,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:28,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:28,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:28,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:28,969 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:28,971 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:28,971 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:28,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:28,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-21 19:05:28,994 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:28,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:28,994 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:28,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 19:05:28,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,003 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,005 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:29,005 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:29,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,034 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,035 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 19:05:29,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,048 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,048 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,048 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:29,050 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:29,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,103 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,107 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,120 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:29,121 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:29,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 19:05:29,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,156 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,157 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 19:05:29,169 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,171 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:29,171 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:29,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,196 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,197 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 19:05:29,199 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 19:05:29,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:29,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:29,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:29,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,229 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 19:05:29,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:29,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:29,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:29,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,261 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 19:05:29,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:05:29,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:05:29,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:05:29,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,343 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,348 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,357 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,357 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:05:29,357 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:05:29,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:05:29,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 19:05:29,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:05:29,410 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,411 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,412 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:05:29,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:05:29,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:05:29,423 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 19:05:29,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:05:29,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 19:05:29,429 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-21 19:05:29,429 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 19:05:29,459 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:05:29,486 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-10-21 19:05:29,486 INFO L444 ModelExtractionUtils]: 2 out of 11 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-10-21 19:05:29,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:05:29,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:05:29,489 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:05:29,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 19:05:29,503 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:05:29,526 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-21 19:05:29,526 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:05:29,527 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(hanoi_#in~n) = 1*hanoi_#in~n Supporting invariants [2*hanoi_#in~n - 1 >= 0] [2021-10-21 19:05:29,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-21 19:05:29,606 INFO L297 tatePredicateManager]: 7 out of 8 supporting invariants were superfluous and have been removed [2021-10-21 19:05:29,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:05:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:29,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-21 19:05:29,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:05:29,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-21 19:05:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:05:29,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-21 19:05:29,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:05:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:05:29,834 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-10-21 19:05:29,835 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:29,949 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 39 transitions. Complement of second has 13 states. [2021-10-21 19:05:29,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:05:29,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:05:29,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 12 transitions. [2021-10-21 19:05:29,953 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 3 letters. [2021-10-21 19:05:29,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:05:29,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 7 letters. Loop has 3 letters. [2021-10-21 19:05:29,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:05:29,954 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 12 transitions. Stem has 4 letters. Loop has 6 letters. [2021-10-21 19:05:29,954 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:05:29,955 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 39 transitions. [2021-10-21 19:05:29,958 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:05:29,961 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions. [2021-10-21 19:05:29,962 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:05:29,962 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:05:29,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:05:29,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:05:29,963 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:05:29,963 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:05:29,963 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:05:29,963 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:05:29,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:05:29,963 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:05:29,963 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:05:29,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:05:29 BoogieIcfgContainer [2021-10-21 19:05:29,969 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:05:29,969 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:05:29,969 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:05:29,969 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:05:29,970 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:05:25" (3/4) ... [2021-10-21 19:05:29,972 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:05:29,973 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:05:29,974 INFO L168 Benchmark]: Toolchain (without parser) took 4835.19 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 70.1 MB in the beginning and 89.3 MB in the end (delta: -19.1 MB). Peak memory consumption was 9.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:29,975 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 102.8 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:05:29,975 INFO L168 Benchmark]: CACSL2BoogieTranslator took 228.41 ms. Allocated memory is still 102.8 MB. Free memory was 70.0 MB in the beginning and 78.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:29,976 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.39 ms. Allocated memory is still 102.8 MB. Free memory was 78.8 MB in the beginning and 77.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:29,976 INFO L168 Benchmark]: Boogie Preprocessor took 18.38 ms. Allocated memory is still 102.8 MB. Free memory was 77.4 MB in the beginning and 76.6 MB in the end (delta: 709.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:05:29,977 INFO L168 Benchmark]: RCFGBuilder took 336.27 ms. Allocated memory is still 102.8 MB. Free memory was 76.6 MB in the beginning and 67.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:29,977 INFO L168 Benchmark]: BuchiAutomizer took 4210.46 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 67.6 MB in the beginning and 89.3 MB in the end (delta: -21.7 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:05:29,978 INFO L168 Benchmark]: Witness Printer took 3.53 ms. Allocated memory is still 132.1 MB. Free memory is still 89.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:05:29,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 102.8 MB. Free memory was 54.9 MB in the beginning and 54.9 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 228.41 ms. Allocated memory is still 102.8 MB. Free memory was 70.0 MB in the beginning and 78.8 MB in the end (delta: -8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.39 ms. Allocated memory is still 102.8 MB. Free memory was 78.8 MB in the beginning and 77.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 18.38 ms. Allocated memory is still 102.8 MB. Free memory was 77.4 MB in the beginning and 76.6 MB in the end (delta: 709.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 336.27 ms. Allocated memory is still 102.8 MB. Free memory was 76.6 MB in the beginning and 67.6 MB in the end (delta: 9.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4210.46 ms. Allocated memory was 102.8 MB in the beginning and 132.1 MB in the end (delta: 29.4 MB). Free memory was 67.6 MB in the beginning and 89.3 MB in the end (delta: -21.7 MB). Peak memory consumption was 12.0 MB. Max. memory is 16.1 GB. * Witness Printer took 3.53 ms. Allocated memory is still 132.1 MB. Free memory is still 89.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(n) and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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: 9 SDtfs, 12 SDslu, 5 SDs, 0 SdLazy, 20 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.7ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital65 mio100 ax100 hnf100 lsp88 ukn73 mio100 lsp69 div100 bol100 ite100 ukn100 eq174 hnf95 smp100 dnf153 smp100 tf103 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 115ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:05:30,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec50a9e3-5658-4cd5-9490-6002d860d29d/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...