./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/strcpy_small.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/strcpy_small.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ac582ab464abffec628fd39914d1e8ed3c994a881b722675333d088c8e0918eb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:45:19,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:45:19,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:45:19,209 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:45:19,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:45:19,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:45:19,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:45:19,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:45:19,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:45:19,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:45:19,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:45:19,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:45:19,221 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:45:19,222 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:45:19,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:45:19,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:45:19,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:45:19,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:45:19,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:45:19,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:45:19,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:45:19,235 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:45:19,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:45:19,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:45:19,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:45:19,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:45:19,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:45:19,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:45:19,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:45:19,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:45:19,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:45:19,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:45:19,247 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:45:19,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:45:19,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:45:19,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:45:19,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:45:19,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:45:19,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:45:19,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:45:19,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:45:19,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-02 20:45:19,288 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:45:19,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:45:19,291 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:45:19,291 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:45:19,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:45:19,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:45:19,293 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:45:19,294 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:45:19,294 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:45:19,294 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:45:19,295 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:45:19,295 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:45:19,295 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:45:19,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:45:19,296 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:45:19,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:45:19,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:45:19,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:45:19,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:45:19,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:45:19,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:45:19,297 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:45:19,298 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:45:19,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:45:19,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:45:19,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:45:19,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:45:19,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:45:19,300 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:45:19,300 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_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac582ab464abffec628fd39914d1e8ed3c994a881b722675333d088c8e0918eb [2022-11-02 20:45:19,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:45:19,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:45:19,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:45:19,638 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:45:19,639 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:45:19,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-dietlibc/strcpy_small.i [2022-11-02 20:45:19,722 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/data/f363abd02/5666c800a57248578352df1f58f894dd/FLAGa4de9aea2 [2022-11-02 20:45:20,325 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:45:20,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/sv-benchmarks/c/termination-dietlibc/strcpy_small.i [2022-11-02 20:45:20,336 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/data/f363abd02/5666c800a57248578352df1f58f894dd/FLAGa4de9aea2 [2022-11-02 20:45:20,617 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/data/f363abd02/5666c800a57248578352df1f58f894dd [2022-11-02 20:45:20,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:45:20,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:45:20,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:45:20,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:45:20,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:45:20,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:45:20" (1/1) ... [2022-11-02 20:45:20,629 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc2b4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:20, skipping insertion in model container [2022-11-02 20:45:20,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:45:20" (1/1) ... [2022-11-02 20:45:20,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:45:20,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:45:20,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:45:21,010 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:45:21,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:45:21,102 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:45:21,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21 WrapperNode [2022-11-02 20:45:21,102 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:45:21,103 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:45:21,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:45:21,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:45:21,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,150 INFO L138 Inliner]: procedures = 113, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2022-11-02 20:45:21,151 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:45:21,152 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:45:21,152 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:45:21,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:45:21,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,196 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:45:21,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:45:21,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:45:21,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:45:21,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (1/1) ... [2022-11-02 20:45:21,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:21,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:21,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:21,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:45:21,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:45:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:45:21,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:45:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:45:21,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:45:21,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:45:21,415 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:45:21,417 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:45:21,593 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:45:21,598 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:45:21,599 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:45:21,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:45:21 BoogieIcfgContainer [2022-11-02 20:45:21,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:45:21,602 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:45:21,602 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:45:21,606 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:45:21,607 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:45:21,607 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:45:20" (1/3) ... [2022-11-02 20:45:21,608 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7db04cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:45:21, skipping insertion in model container [2022-11-02 20:45:21,609 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:45:21,609 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:21" (2/3) ... [2022-11-02 20:45:21,609 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7db04cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:45:21, skipping insertion in model container [2022-11-02 20:45:21,609 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:45:21,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:45:21" (3/3) ... [2022-11-02 20:45:21,611 INFO L332 chiAutomizerObserver]: Analyzing ICFG strcpy_small.i [2022-11-02 20:45:21,710 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:45:21,714 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:45:21,715 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:45:21,715 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:45:21,715 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:45:21,715 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:45:21,715 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:45:21,716 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:45:21,729 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:45:21,762 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:45:21,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:21,762 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:21,768 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-02 20:45:21,768 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:45:21,768 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:45:21,769 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:45:21,770 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-02 20:45:21,770 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:21,770 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:21,771 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-02 20:45:21,771 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-02 20:45:21,778 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~ret9#1.base, main_#t~ret9#1.offset, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset, main_~out_len~0#1, main_~out~0#1.base, main_~out~0#1.offset;main_~in_len~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 4#L513true assume !(main_~in_len~0#1 < 1);call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);main_~out_len~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 10#L517true assume !(main_~out_len~0#1 < main_~in_len~0#1);call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~out_len~0#1 % 18446744073709551616);main_~out~0#1.base, main_~out~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;assume { :begin_inline_strcpy } true;strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset, strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset := main_~out~0#1.base, main_~out~0#1.offset, main_~in~0#1.base, main_~in~0#1.offset;havoc strcpy_#res#1.base, strcpy_#res#1.offset;havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, strcpy_#t~mem4#1, strcpy_~s1#1.base, strcpy_~s1#1.offset, strcpy_~s2#1.base, strcpy_~s2#1.offset, strcpy_~res~0#1.base, strcpy_~res~0#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#in~s1#1.base, strcpy_#in~s1#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#in~s2#1.base, strcpy_#in~s2#1.offset;strcpy_~res~0#1.base, strcpy_~res~0#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset; 5#L508-3true [2022-11-02 20:45:21,779 INFO L750 eck$LassoCheckResult]: Loop: 5#L508-3true strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset := strcpy_~s1#1.base, strcpy_~s1#1.offset;strcpy_~s1#1.base, strcpy_~s1#1.offset := strcpy_#t~post2#1.base, 1 + strcpy_#t~post2#1.offset;strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset := strcpy_~s2#1.base, strcpy_~s2#1.offset;strcpy_~s2#1.base, strcpy_~s2#1.offset := strcpy_#t~post3#1.base, 1 + strcpy_#t~post3#1.offset;call strcpy_#t~mem4#1 := read~int(strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset, 1);call write~int(strcpy_#t~mem4#1, strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset, 1); 6#L508-1true assume !!(0 != strcpy_#t~mem4#1);havoc strcpy_#t~post2#1.base, strcpy_#t~post2#1.offset;havoc strcpy_#t~post3#1.base, strcpy_#t~post3#1.offset;havoc strcpy_#t~mem4#1; 5#L508-3true [2022-11-02 20:45:21,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:21,785 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2022-11-02 20:45:21,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:21,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658718769] [2022-11-02 20:45:21,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:21,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:21,969 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:22,033 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:22,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:22,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1510, now seen corresponding path program 1 times [2022-11-02 20:45:22,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:22,039 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673582020] [2022-11-02 20:45:22,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:22,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:22,068 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:22,089 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:22,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:22,101 INFO L85 PathProgramCache]: Analyzing trace with hash 889571341, now seen corresponding path program 1 times [2022-11-02 20:45:22,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:22,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503134112] [2022-11-02 20:45:22,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:22,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:22,189 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:22,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:22,232 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:23,285 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:23,286 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:23,286 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:23,286 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:23,286 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:45:23,287 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,287 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:23,287 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:23,287 INFO L133 ssoRankerPreferences]: Filename of dumped script: strcpy_small.i_Iteration1_Lasso [2022-11-02 20:45:23,287 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:23,288 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:23,311 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,322 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,329 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,332 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,336 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,128 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,130 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,133 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,136 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,139 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:24,142 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:25,021 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:25,025 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:45:25,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,030 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,038 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 [2022-11-02 20:45:25,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:45:25,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,053 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,055 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,102 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:45:25,109 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 [2022-11-02 20:45:25,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,120 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,161 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:45:25,173 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 [2022-11-02 20:45:25,184 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,185 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,188 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,188 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,234 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:45:25,236 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 [2022-11-02 20:45:25,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,247 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,248 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,284 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,286 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:45:25,288 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 [2022-11-02 20:45:25,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,302 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,302 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-11-02 20:45:25,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,350 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:45:25,352 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 [2022-11-02 20:45:25,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,377 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,398 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-11-02 20:45:25,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,431 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:45:25,434 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 [2022-11-02 20:45:25,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,514 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:45:25,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,527 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,600 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,609 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 [2022-11-02 20:45:25,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:45:25,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,686 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,688 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 [2022-11-02 20:45:25,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,701 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,701 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,701 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,701 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,703 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,703 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:45:25,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,753 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,761 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 [2022-11-02 20:45:25,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:45:25,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,815 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:45:25,816 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 [2022-11-02 20:45:25,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,831 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,850 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,850 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,879 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:45:25,996 INFO L443 ModelExtractionUtils]: Simplification made 27 calls to the SMT solver. [2022-11-02 20:45:25,996 INFO L444 ModelExtractionUtils]: 29 out of 52 variables were initially zero. Simplification set additionally 20 variables to zero. [2022-11-02 20:45:25,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,004 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,024 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:45:26,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:45:26,043 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-02 20:45:26,043 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:45:26,043 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_strcpy_~s1#1.base)_1, ULTIMATE.start_strcpy_~s1#1.offset) = 1*v_rep(select #length ULTIMATE.start_strcpy_~s1#1.base)_1 - 1*ULTIMATE.start_strcpy_~s1#1.offset Supporting invariants [] [2022-11-02 20:45:26,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,139 INFO L156 tatePredicateManager]: 15 out of 15 supporting invariants were superfluous and have been removed [2022-11-02 20:45:26,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:26,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-11-02 20:45:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:26,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:45:26,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:26,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 20:45:26,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:26,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:26,357 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-02 20:45:26,361 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:45:26,398 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 26 states and 28 transitions. Complement of second has 5 states. [2022-11-02 20:45:26,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-02 20:45:26,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:45:26,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 22 transitions. [2022-11-02 20:45:26,412 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 4 letters. Loop has 2 letters. [2022-11-02 20:45:26,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:26,413 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 6 letters. Loop has 2 letters. [2022-11-02 20:45:26,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:26,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 22 transitions. Stem has 4 letters. Loop has 4 letters. [2022-11-02 20:45:26,414 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:26,415 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 26 states and 28 transitions. [2022-11-02 20:45:26,421 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:45:26,424 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 26 states to 0 states and 0 transitions. [2022-11-02 20:45:26,425 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:45:26,425 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:45:26,426 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:45:26,426 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:26,426 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:45:26,426 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:45:26,426 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:45:26,426 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:45:26,427 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:45:26,427 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:45:26,427 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:45:26,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:45:26 BoogieIcfgContainer [2022-11-02 20:45:26,436 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:45:26,436 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:45:26,436 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:45:26,437 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:45:26,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:45:21" (3/4) ... [2022-11-02 20:45:26,440 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:45:26,441 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:45:26,446 INFO L158 Benchmark]: Toolchain (without parser) took 5820.31ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 62.6MB in the beginning and 93.8MB in the end (delta: -31.2MB). Peak memory consumption was 958.2kB. Max. memory is 16.1GB. [2022-11-02 20:45:26,447 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 100.7MB. Free memory was 80.5MB in the beginning and 80.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:45:26,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 479.99ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 70.4MB in the end (delta: -8.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:45:26,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.94ms. Allocated memory is still 100.7MB. Free memory was 70.4MB in the beginning and 68.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:45:26,449 INFO L158 Benchmark]: Boogie Preprocessor took 51.28ms. Allocated memory is still 100.7MB. Free memory was 68.5MB in the beginning and 67.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:45:26,449 INFO L158 Benchmark]: RCFGBuilder took 396.90ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 56.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:45:26,453 INFO L158 Benchmark]: BuchiAutomizer took 4834.29ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 56.5MB in the beginning and 93.8MB in the end (delta: -37.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:45:26,453 INFO L158 Benchmark]: Witness Printer took 4.42ms. Allocated memory is still 132.1MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:45:26,462 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 100.7MB. Free memory was 80.5MB in the beginning and 80.4MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 479.99ms. Allocated memory is still 100.7MB. Free memory was 62.4MB in the beginning and 70.4MB in the end (delta: -8.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.94ms. Allocated memory is still 100.7MB. Free memory was 70.4MB in the beginning and 68.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.28ms. Allocated memory is still 100.7MB. Free memory was 68.5MB in the beginning and 67.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 396.90ms. Allocated memory is still 100.7MB. Free memory was 67.3MB in the beginning and 56.5MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 4834.29ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 56.5MB in the beginning and 93.8MB in the end (delta: -37.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.42ms. Allocated memory is still 132.1MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[s1] and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 13 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 14 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital211 mio100 ax100 hnf100 lsp97 ukn94 mio100 lsp55 div163 bol100 ite100 ukn100 eq168 hnf91 smp74 dnf100 smp100 tf100 neg99 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 40ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 20:45:26,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e9f74e3-9fcf-49d6-ba38-4e44e64fb1b6/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE