./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/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_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/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 64bit --witnessprinter.graph.data.programhash a82db68f7b8f363f6b0bcc2411736f9dd89d1bc3b2cb78acd33fa27de131c98b .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 19:46:17,355 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:46:17,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:46:17,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:46:17,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:46:17,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:46:17,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:46:17,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:46:17,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:46:17,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:46:17,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:46:17,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:46:17,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:46:17,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:46:17,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:46:17,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:46:17,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:46:17,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:46:17,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:46:17,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:46:17,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:46:17,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:46:17,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:46:17,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:46:17,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:46:17,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:46:17,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:46:17,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:46:17,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:46:17,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:46:17,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:46:17,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:46:17,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:46:17,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:46:17,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:46:17,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:46:17,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:46:17,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:46:17,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:46:17,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:46:17,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:46:17,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-21 19:46:17,515 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:46:17,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:46:17,522 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:46:17,522 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:46:17,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:46:17,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:46:17,524 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:46:17,525 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:46:17,525 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:46:17,525 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:46:17,527 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:46:17,527 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:46:17,527 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:46:17,527 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:46:17,528 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:46:17,528 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:46:17,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:46:17,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:46:17,529 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:46:17,529 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:46:17,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:46:17,530 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:46:17,530 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:46:17,530 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:46:17,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:46:17,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:46:17,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:46:17,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:46:17,533 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:46:17,534 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:46:17,535 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_9dbbf4a8-9124-496c-b619-9763b9f74e04/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a82db68f7b8f363f6b0bcc2411736f9dd89d1bc3b2cb78acd33fa27de131c98b [2021-10-21 19:46:17,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:46:17,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:46:17,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:46:17,936 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:46:17,937 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:46:17,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i [2021-10-21 19:46:18,023 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/data/747eef0c6/e9b5e2664aea4c4fbe7007d2c5140443/FLAG046d742af [2021-10-21 19:46:18,780 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:46:18,781 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrncat-alloca-1.i [2021-10-21 19:46:18,807 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/data/747eef0c6/e9b5e2664aea4c4fbe7007d2c5140443/FLAG046d742af [2021-10-21 19:46:19,026 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/data/747eef0c6/e9b5e2664aea4c4fbe7007d2c5140443 [2021-10-21 19:46:19,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:46:19,031 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:46:19,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:46:19,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:46:19,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:46:19,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e06b09f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19, skipping insertion in model container [2021-10-21 19:46:19,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:46:19,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:46:19,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:46:19,458 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:46:19,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:46:19,527 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:46:19,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19 WrapperNode [2021-10-21 19:46:19,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:46:19,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:46:19,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:46:19,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:46:19,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,575 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:46:19,576 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:46:19,576 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:46:19,576 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:46:19,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,596 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:46:19,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:46:19,606 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:46:19,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:46:19,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (1/1) ... [2021-10-21 19:46:19,615 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:19,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:19,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:19,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:46:19,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-21 19:46:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-21 19:46:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:46:19,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-21 19:46:19,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:46:19,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:46:20,102 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:46:20,113 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-10-21 19:46:20,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:46:20 BoogieIcfgContainer [2021-10-21 19:46:20,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:46:20,116 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:46:20,116 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:46:20,120 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:46:20,121 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:46:20,121 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:46:19" (1/3) ... [2021-10-21 19:46:20,122 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f15562e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:46:20, skipping insertion in model container [2021-10-21 19:46:20,122 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:46:20,123 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:46:19" (2/3) ... [2021-10-21 19:46:20,123 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f15562e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:46:20, skipping insertion in model container [2021-10-21 19:46:20,123 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:46:20,123 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:46:20" (3/3) ... [2021-10-21 19:46:20,125 INFO L389 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrncat-alloca-1.i [2021-10-21 19:46:20,172 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:46:20,172 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:46:20,172 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:46:20,172 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:46:20,172 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:46:20,173 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:46:20,173 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:46:20,173 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:46:20,188 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:20,209 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-21 19:46:20,209 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:20,209 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:20,216 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:46:20,216 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:46:20,216 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:46:20,217 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:20,219 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2021-10-21 19:46:20,219 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:46:20,220 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:46:20,220 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-21 19:46:20,220 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-21 19:46:20,228 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 9#L-1true havoc main_#res;havoc main_#t~nondet8, main_#t~nondet9, main_#t~nondet10, main_#t~malloc11.base, main_#t~malloc11.offset, main_#t~malloc12.base, main_#t~malloc12.offset, main_#t~ret13.base, main_#t~ret13.offset, main_~length1~0, main_~length2~0, main_~n~0, main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset;main_~length1~0 := main_#t~nondet8;havoc main_#t~nondet8;main_~length2~0 := main_#t~nondet9;havoc main_#t~nondet9;main_~n~0 := main_#t~nondet10;havoc main_#t~nondet10; 18#L568true assume !(main_~length1~0 < 1); 16#L568-2true assume !(main_~length2~0 < 1); 11#L571-1true assume !(main_~n~0 < 1); 14#L574-1true assume !(main_~length1~0 < main_~n~0 || main_~length1~0 - main_~n~0 < main_~length2~0);call main_#t~malloc11.base, main_#t~malloc11.offset := #Ultimate.allocOnStack(main_~length1~0);main_~nondetString1~0.base, main_~nondetString1~0.offset := main_#t~malloc11.base, main_#t~malloc11.offset;call main_#t~malloc12.base, main_#t~malloc12.offset := #Ultimate.allocOnStack(main_~length2~0);main_~nondetString2~0.base, main_~nondetString2~0.offset := main_#t~malloc12.base, main_#t~malloc12.offset;call write~int(0, main_~nondetString1~0.base, main_~nondetString1~0.offset + (main_~length1~0 - main_~n~0 - 1), 1);call write~int(0, main_~nondetString2~0.base, main_~nondetString2~0.offset + (main_~length2~0 - 1), 1);cstrncat_#in~dst.base, cstrncat_#in~dst.offset, cstrncat_#in~src.base, cstrncat_#in~src.offset, cstrncat_#in~n := main_~nondetString1~0.base, main_~nondetString1~0.offset, main_~nondetString2~0.base, main_~nondetString2~0.offset, main_~n~0;havoc cstrncat_#res.base, cstrncat_#res.offset;havoc cstrncat_#t~post3.base, cstrncat_#t~post3.offset, cstrncat_#t~mem2, cstrncat_#t~post5.base, cstrncat_#t~post5.offset, cstrncat_#t~mem6, cstrncat_#t~post7.base, cstrncat_#t~post7.offset, cstrncat_#t~pre4, cstrncat_~d~0.base, cstrncat_~d~0.offset, cstrncat_~s~0.base, cstrncat_~s~0.offset, cstrncat_~dst.base, cstrncat_~dst.offset, cstrncat_~src.base, cstrncat_~src.offset, cstrncat_~n;cstrncat_~dst.base, cstrncat_~dst.offset := cstrncat_#in~dst.base, cstrncat_#in~dst.offset;cstrncat_~src.base, cstrncat_~src.offset := cstrncat_#in~src.base, cstrncat_#in~src.offset;cstrncat_~n := cstrncat_#in~n; 19#L550true assume 0 != cstrncat_~n % 4294967296;cstrncat_~d~0.base, cstrncat_~d~0.offset := cstrncat_~dst.base, cstrncat_~dst.offset;cstrncat_~s~0.base, cstrncat_~s~0.offset := cstrncat_~src.base, cstrncat_~src.offset; 6#L553-3true [2021-10-21 19:46:20,229 INFO L793 eck$LassoCheckResult]: Loop: 6#L553-3true call cstrncat_#t~mem2 := read~int(cstrncat_~d~0.base, cstrncat_~d~0.offset, 1); 10#L553-1true assume !!(0 != cstrncat_#t~mem2);havoc cstrncat_#t~mem2;cstrncat_#t~post3.base, cstrncat_#t~post3.offset := cstrncat_~d~0.base, cstrncat_~d~0.offset;cstrncat_~d~0.base, cstrncat_~d~0.offset := cstrncat_#t~post3.base, 1 + cstrncat_#t~post3.offset;havoc cstrncat_#t~post3.base, cstrncat_#t~post3.offset; 6#L553-3true [2021-10-21 19:46:20,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:20,236 INFO L82 PathProgramCache]: Analyzing trace with hash 1806939629, now seen corresponding path program 1 times [2021-10-21 19:46:20,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:20,248 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636926696] [2021-10-21 19:46:20,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:20,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:20,389 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:20,448 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:20,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:20,452 INFO L82 PathProgramCache]: Analyzing trace with hash 2022, now seen corresponding path program 1 times [2021-10-21 19:46:20,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:20,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544642490] [2021-10-21 19:46:20,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:20,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:20,463 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:20,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:20,471 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:20,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:20,474 INFO L82 PathProgramCache]: Analyzing trace with hash 1302196946, now seen corresponding path program 1 times [2021-10-21 19:46:20,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:46:20,475 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903129694] [2021-10-21 19:46:20,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:46:20,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:46:20,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:20,529 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:46:20,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:46:20,609 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:46:21,814 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:46:21,816 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:46:21,816 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:46:21,816 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:46:21,816 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:46:21,817 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:21,817 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:46:21,817 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:46:21,817 INFO L133 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrncat-alloca-1.i_Iteration1_Lasso [2021-10-21 19:46:21,817 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:46:21,818 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:46:21,859 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 19:46:21,891 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 19:46:21,894 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 19:46:21,898 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 19:46:21,901 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 19:46:21,904 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 19:46:21,907 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 19:46:21,909 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 19:46:21,918 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 19:46:21,921 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 19:46:21,925 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 19:46:21,927 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 19:46:21,930 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 19:46:21,933 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 19:46:21,936 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 19:46:21,939 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 19:46:22,395 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 19:46:22,398 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 19:46:22,401 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 19:46:22,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:22,407 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 19:46:22,409 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 19:46:22,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:46:23,341 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:46:23,347 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:46:23,349 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,355 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:46:23,368 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 19:46:23,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,384 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,443 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,444 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:46:23,447 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 19:46:23,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,496 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,497 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:46:23,499 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 19:46:23,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:23,514 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:23,542 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-10-21 19:46:23,568 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,572 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:46:23,575 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 19:46:23,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,587 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,587 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,617 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,619 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:46:23,621 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 19:46:23,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,641 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:23,644 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:23,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,702 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:46:23,711 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 19:46:23,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,770 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,771 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:46:23,775 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 19:46:23,784 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,784 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,784 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,784 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,784 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,785 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,785 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,817 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,818 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:46:23,820 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 19:46:23,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,830 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,830 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,861 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2021-10-21 19:46:23,862 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,863 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:46:23,868 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 19:46:23,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,917 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,918 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:46:23,923 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 19:46:23,931 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,931 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,931 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,934 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:23,934 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:23,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:23,970 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:23,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:23,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:23,972 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:23,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:46:23,981 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 19:46:23,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:23,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:23,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:23,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:23,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:23,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:23,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:23,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,020 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,021 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:46:24,022 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 19:46:24,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:24,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:24,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:24,032 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,054 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,055 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:46:24,056 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 19:46:24,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:24,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:24,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:24,096 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,147 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:46:24,155 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 19:46:24,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:24,165 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,165 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,165 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,165 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:24,166 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:24,167 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,189 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:46:24,192 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 19:46:24,199 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,199 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:24,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,200 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:46:24,200 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:24,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,238 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,239 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:46:24,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:24,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,252 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:24,252 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:24,259 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,284 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,285 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:46:24,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:24,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,310 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:24,310 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:24,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-10-21 19:46:24,350 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,351 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:46:24,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 19:46:24,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,364 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,364 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,364 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:24,369 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:24,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,399 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,400 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:46:24,403 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 19:46:24,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,413 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:24,413 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:24,416 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,440 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,441 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 19:46:24,443 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 19:46:24,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,450 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,450 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,453 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:24,453 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:24,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,527 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,530 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 19:46:24,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:46:24,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,541 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 19:46:24,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,542 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 19:46:24,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:46:24,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 19:46:24,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,602 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,607 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,609 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 [2021-10-21 19:46:24,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:24,631 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:24,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 19:46:24,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:46:24,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-10-21 19:46:24,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,684 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,686 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 19:46:24,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 19:46:24,696 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:46:24,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:46:24,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:46:24,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:46:24,717 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:46:24,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:46:24,754 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:46:24,799 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-10-21 19:46:24,799 INFO L444 ModelExtractionUtils]: 51 out of 61 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-10-21 19:46:24,801 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:46:24,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:46:24,807 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:46:24,847 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:46:24,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 19:46:24,869 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-21 19:46:24,870 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:46:24,870 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0.base)_1, ULTIMATE.start_cstrncat_~d~0.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0.base)_1 - 1*ULTIMATE.start_cstrncat_~d~0.offset Supporting invariants [] [2021-10-21 19:46:24,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:24,956 INFO L297 tatePredicateManager]: 10 out of 11 supporting invariants were superfluous and have been removed [2021-10-21 19:46:25,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:46:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:25,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-21 19:46:25,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:46:25,121 WARN L261 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-21 19:46:25,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:46:25,162 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 19:46:25,183 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2021-10-21 19:46:25,184 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:25,303 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5555555555555556) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 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 52 states and 66 transitions. Complement of second has 8 states. [2021-10-21 19:46:25,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-21 19:46:25,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:46:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 49 transitions. [2021-10-21 19:46:25,311 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 49 transitions. Stem has 7 letters. Loop has 2 letters. [2021-10-21 19:46:25,313 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:25,313 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 49 transitions. Stem has 9 letters. Loop has 2 letters. [2021-10-21 19:46:25,315 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:25,315 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 49 transitions. Stem has 7 letters. Loop has 4 letters. [2021-10-21 19:46:25,316 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:46:25,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 66 transitions. [2021-10-21 19:46:25,325 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:46:25,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 0 states and 0 transitions. [2021-10-21 19:46:25,329 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:46:25,329 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:46:25,330 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:46:25,330 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:46:25,330 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:46:25,330 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:46:25,330 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:46:25,331 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:46:25,331 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:46:25,331 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:46:25,331 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:46:25,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:46:25 BoogieIcfgContainer [2021-10-21 19:46:25,339 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:46:25,342 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:46:25,342 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:46:25,342 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:46:25,343 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:46:20" (3/4) ... [2021-10-21 19:46:25,346 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:46:25,346 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:46:25,348 INFO L168 Benchmark]: Toolchain (without parser) took 6316.09 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 70.8 MB in the beginning and 51.0 MB in the end (delta: 19.8 MB). Peak memory consumption was 41.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:25,349 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 102.8 MB. Free memory is still 61.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:46:25,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 495.36 ms. Allocated memory is still 102.8 MB. Free memory was 70.5 MB in the beginning and 72.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:25,351 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.26 ms. Allocated memory is still 102.8 MB. Free memory was 72.5 MB in the beginning and 70.6 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:46:25,355 INFO L168 Benchmark]: Boogie Preprocessor took 29.46 ms. Allocated memory is still 102.8 MB. Free memory was 70.6 MB in the beginning and 69.3 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:46:25,356 INFO L168 Benchmark]: RCFGBuilder took 509.20 ms. Allocated memory is still 102.8 MB. Free memory was 69.3 MB in the beginning and 58.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:25,357 INFO L168 Benchmark]: BuchiAutomizer took 5223.24 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 58.1 MB in the beginning and 51.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:46:25,357 INFO L168 Benchmark]: Witness Printer took 4.64 ms. Allocated memory is still 123.7 MB. Free memory is still 51.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:46:25,366 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 102.8 MB. Free memory is still 61.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 495.36 ms. Allocated memory is still 102.8 MB. Free memory was 70.5 MB in the beginning and 72.5 MB in the end (delta: -2.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.26 ms. Allocated memory is still 102.8 MB. Free memory was 72.5 MB in the beginning and 70.6 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.46 ms. Allocated memory is still 102.8 MB. Free memory was 70.6 MB in the beginning and 69.3 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 509.20 ms. Allocated memory is still 102.8 MB. Free memory was 69.3 MB in the beginning and 58.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 5223.24 ms. Allocated memory was 102.8 MB in the beginning and 123.7 MB in the end (delta: 21.0 MB). Free memory was 58.1 MB in the beginning and 51.0 MB in the end (delta: 7.2 MB). Peak memory consumption was 29.9 MB. Max. memory is 16.1 GB. * Witness Printer took 4.64 ms. Allocated memory is still 123.7 MB. Free memory is still 51.0 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 unknown-#length-unknown[nondetString1] + -1 * d and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.7s. 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: 25 SDtfs, 31 SDslu, 22 SDs, 0 SdLazy, 11 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.3ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital215 mio100 ax108 hnf100 lsp89 ukn80 mio100 lsp56 div138 bol100 ite100 ukn100 eq177 hnf76 smp96 dnf100 smp100 tf100 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:46:25,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 19:46:25,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dbbf4a8-9124-496c-b619-9763b9f74e04/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...