./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrpbrk-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrpbrk-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8 --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 5142bd1a70b277e6c0e9690abed85caa4ceacf811cc7ce059063d386607411a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:44:32,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:44:32,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:44:32,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:44:32,462 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:44:32,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:44:32,464 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:44:32,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:44:32,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:44:32,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:44:32,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:44:32,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:44:32,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:44:32,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:44:32,472 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:44:32,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:44:32,474 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:44:32,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:44:32,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:44:32,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:44:32,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:44:32,481 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:44:32,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:44:32,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:44:32,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:44:32,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:44:32,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:44:32,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:44:32,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:44:32,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:44:32,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:44:32,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:44:32,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:44:32,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:44:32,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:44:32,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:44:32,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:44:32,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:44:32,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:44:32,493 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:44:32,494 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:44:32,494 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 17:44:32,515 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:44:32,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:44:32,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:44:32,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:44:32,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:44:32,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:44:32,517 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:44:32,517 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 17:44:32,517 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 17:44:32,517 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 17:44:32,522 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 17:44:32,522 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 17:44:32,522 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 17:44:32,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:44:32,522 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:44:32,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:44:32,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:44:32,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 17:44:32,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 17:44:32,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 17:44:32,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:44:32,524 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 17:44:32,524 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:44:32,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 17:44:32,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:44:32,525 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:44:32,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:44:32,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:44:32,526 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 17:44:32,526 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_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5142bd1a70b277e6c0e9690abed85caa4ceacf811cc7ce059063d386607411a7 [2022-12-13 17:44:32,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:44:32,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:44:32,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:44:32,711 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:44:32,711 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:44:32,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-memory-alloca/cstrpbrk-alloca-1.i [2022-12-13 17:44:35,333 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:44:35,477 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:44:35,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/sv-benchmarks/c/termination-memory-alloca/cstrpbrk-alloca-1.i [2022-12-13 17:44:35,489 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/data/8f98fe90b/91131ad128c845d5a05cc76643aa093e/FLAG294fbba70 [2022-12-13 17:44:35,499 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/data/8f98fe90b/91131ad128c845d5a05cc76643aa093e [2022-12-13 17:44:35,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:44:35,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:44:35,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:44:35,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:44:35,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:44:35,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a115211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35, skipping insertion in model container [2022-12-13 17:44:35,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:44:35,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:44:35,714 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:44:35,722 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:44:35,745 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:44:35,761 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:44:35,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35 WrapperNode [2022-12-13 17:44:35,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:44:35,762 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:44:35,762 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:44:35,762 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:44:35,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,789 INFO L138 Inliner]: procedures = 111, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2022-12-13 17:44:35,790 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:44:35,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:44:35,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:44:35,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:44:35,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,805 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:44:35,808 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:44:35,808 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:44:35,808 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:44:35,809 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (1/1) ... [2022-12-13 17:44:35,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:35,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:35,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:35,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 17:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 17:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 17:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:44:35,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:44:35,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:44:35,938 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:44:35,940 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:44:36,035 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:44:36,039 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:44:36,040 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 17:44:36,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:36 BoogieIcfgContainer [2022-12-13 17:44:36,041 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:44:36,042 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 17:44:36,042 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 17:44:36,045 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 17:44:36,045 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 17:44:36,045 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 05:44:35" (1/3) ... [2022-12-13 17:44:36,046 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f10d761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 05:44:36, skipping insertion in model container [2022-12-13 17:44:36,046 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 17:44:36,046 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:35" (2/3) ... [2022-12-13 17:44:36,046 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2f10d761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 05:44:36, skipping insertion in model container [2022-12-13 17:44:36,046 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 17:44:36,046 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:36" (3/3) ... [2022-12-13 17:44:36,048 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrpbrk-alloca-1.i [2022-12-13 17:44:36,086 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 17:44:36,086 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 17:44:36,086 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 17:44:36,087 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 17:44:36,087 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 17:44:36,087 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 17:44:36,087 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 17:44:36,087 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 17:44:36,090 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:36,103 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-12-13 17:44:36,103 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:44:36,103 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:44:36,107 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 17:44:36,107 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-12-13 17:44:36,107 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 17:44:36,107 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:36,108 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-12-13 17:44:36,108 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:44:36,109 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:44:36,109 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 17:44:36,109 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-12-13 17:44:36,114 INFO L748 eck$LassoCheckResult]: Stem: 15#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 3#L565true assume !(main_~length1~0#1 < 1); 12#L565-2true assume !(main_~length2~0#1 < 1); 17#L568-1true call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem4#1, cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_#t~mem6#1, cstrpbrk_#t~short7#1, cstrpbrk_#t~mem9#1, cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset; 5#L552-4true [2022-12-13 17:44:36,115 INFO L750 eck$LassoCheckResult]: Loop: 5#L552-4true call cstrpbrk_#t~mem3#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1); 10#L552-1true assume !!(0 != cstrpbrk_#t~mem3#1);havoc cstrpbrk_#t~mem3#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem4#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem4#1;havoc cstrpbrk_#t~mem4#1; 8#L555-5true assume !true; 13#L555-6true call cstrpbrk_#t~mem9#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1); 16#L557true assume !(cstrpbrk_#t~mem9#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem9#1; 4#L552-3true cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset; 5#L552-4true [2022-12-13 17:44:36,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:36,119 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-12-13 17:44:36,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:36,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122628686] [2022-12-13 17:44:36,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:36,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,254 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:36,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:36,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917130, now seen corresponding path program 1 times [2022-12-13 17:44:36,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:36,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989798691] [2022-12-13 17:44:36,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:36,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:36,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:36,292 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1989798691] [2022-12-13 17:44:36,292 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1989798691] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:36,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:36,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 17:44:36,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77213921] [2022-12-13 17:44:36,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:36,296 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 17:44:36,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:36,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 17:44:36,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 17:44:36,329 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:36,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:36,334 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2022-12-13 17:44:36,335 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions. [2022-12-13 17:44:36,335 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-12-13 17:44:36,338 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 17 transitions. [2022-12-13 17:44:36,338 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2022-12-13 17:44:36,338 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2022-12-13 17:44:36,339 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2022-12-13 17:44:36,339 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 17:44:36,339 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2022-12-13 17:44:36,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2022-12-13 17:44:36,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-12-13 17:44:36,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:36,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2022-12-13 17:44:36,357 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2022-12-13 17:44:36,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 17:44:36,360 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2022-12-13 17:44:36,360 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 17:44:36,360 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2022-12-13 17:44:36,361 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-12-13 17:44:36,361 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:44:36,361 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:44:36,361 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 17:44:36,361 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:36,362 INFO L748 eck$LassoCheckResult]: Stem: 56#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 53#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 44#L565 assume !(main_~length1~0#1 < 1); 45#L565-2 assume !(main_~length2~0#1 < 1); 55#L568-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem4#1, cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_#t~mem6#1, cstrpbrk_#t~short7#1, cstrpbrk_#t~mem9#1, cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset; 47#L552-4 [2022-12-13 17:44:36,362 INFO L750 eck$LassoCheckResult]: Loop: 47#L552-4 call cstrpbrk_#t~mem3#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1); 51#L552-1 assume !!(0 != cstrpbrk_#t~mem3#1);havoc cstrpbrk_#t~mem3#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem4#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem4#1;havoc cstrpbrk_#t~mem4#1; 50#L555-5 call cstrpbrk_#t~mem5#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := 0 != cstrpbrk_#t~mem5#1; 52#L555-1 assume cstrpbrk_#t~short7#1;call cstrpbrk_#t~mem6#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := cstrpbrk_#t~mem6#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256); 48#L555-3 assume !cstrpbrk_#t~short7#1;havoc cstrpbrk_#t~mem5#1;havoc cstrpbrk_#t~mem6#1;havoc cstrpbrk_#t~short7#1; 49#L555-6 call cstrpbrk_#t~mem9#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1); 54#L557 assume !(cstrpbrk_#t~mem9#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem9#1; 46#L552-3 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset; 47#L552-4 [2022-12-13 17:44:36,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:36,362 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2022-12-13 17:44:36,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:36,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469887147] [2022-12-13 17:44:36,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:36,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:36,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:36,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:36,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1927396657, now seen corresponding path program 1 times [2022-12-13 17:44:36,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:36,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596155206] [2022-12-13 17:44:36,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:36,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,429 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:36,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,442 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:36,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:36,443 INFO L85 PathProgramCache]: Analyzing trace with hash -102988426, now seen corresponding path program 1 times [2022-12-13 17:44:36,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:36,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070334420] [2022-12-13 17:44:36,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:36,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,481 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:36,515 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:37,278 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 17:44:37,278 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 17:44:37,278 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 17:44:37,278 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 17:44:37,279 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 17:44:37,279 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:37,279 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 17:44:37,279 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 17:44:37,279 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrpbrk-alloca-1.i_Iteration2_Lasso [2022-12-13 17:44:37,279 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 17:44:37,279 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 17:44:37,296 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,303 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,305 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,307 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,312 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,317 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,319 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,321 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,323 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,327 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,328 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,330 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,332 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,334 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,336 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,338 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,340 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,880 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:37,882 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:38,436 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 17:44:38,439 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 17:44:38,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 17:44:38,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,457 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,465 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 17:44:38,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,478 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,478 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,478 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,478 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 17:44:38,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,484 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 17:44:38,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,502 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 17:44:38,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,517 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,517 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 17:44:38,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,525 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 17:44:38,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 17:44:38,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,543 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 17:44:38,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,558 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,558 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 17:44:38,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,566 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 17:44:38,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,581 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,581 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 17:44:38,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,589 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 17:44:38,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 17:44:38,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,608 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 17:44:38,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,620 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,621 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 17:44:38,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,628 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 17:44:38,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,640 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,641 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,641 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,641 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,641 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 17:44:38,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,646 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 17:44:38,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 17:44:38,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,664 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 17:44:38,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2022-12-13 17:44:38,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,682 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,682 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 17:44:38,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,696 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 17:44:38,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,700 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 17:44:38,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,716 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,717 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,720 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 17:44:38,722 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,735 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,735 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,742 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 17:44:38,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 17:44:38,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,760 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 17:44:38,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,771 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,772 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,772 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,772 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 17:44:38,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,777 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 17:44:38,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,790 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,795 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 17:44:38,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,807 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 17:44:38,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,812 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 17:44:38,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,825 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,830 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 17:44:38,833 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-12-13 17:44:38,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,856 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 17:44:38,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 17:44:38,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,891 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 17:44:38,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,905 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,905 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 17:44:38,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,911 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 17:44:38,914 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,926 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,926 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-12-13 17:44:38,932 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,932 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 17:44:38,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,946 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-12-13 17:44:38,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,947 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-12-13 17:44:38,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-12-13 17:44:38,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,955 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 17:44:38,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:38,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:38,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,976 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 17:44:38,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:38,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:38,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:38,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:38,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:38,989 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:38,989 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:38,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:38,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:38,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:38,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:38,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:38,994 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:38,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 17:44:38,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:39,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:39,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:39,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:39,007 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:39,011 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:39,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:39,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:39,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 17:44:39,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:39,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:39,028 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:39,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 17:44:39,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:39,040 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:39,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:39,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:39,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:39,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:39,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:39,062 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 17:44:39,100 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-12-13 17:44:39,100 INFO L444 ModelExtractionUtils]: 7 out of 31 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 17:44:39,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:39,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:39,129 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:39,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 17:44:39,130 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 17:44:39,142 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 17:44:39,142 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 17:44:39,143 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~sc1~0#1.offset, v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1) = -1*ULTIMATE.start_cstrpbrk_~sc1~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 Supporting invariants [] [2022-12-13 17:44:39,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:39,186 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed [2022-12-13 17:44:39,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:39,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 17:44:39,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:39,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 17:44:39,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:39,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:39,296 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 17:44:39,297 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:39,341 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 21 states and 28 transitions. Complement of second has 4 states. [2022-12-13 17:44:39,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 17:44:39,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:39,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2022-12-13 17:44:39,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 8 letters. [2022-12-13 17:44:39,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:39,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 13 letters. Loop has 8 letters. [2022-12-13 17:44:39,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:39,346 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 16 letters. [2022-12-13 17:44:39,346 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:39,347 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions. [2022-12-13 17:44:39,348 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 17:44:39,348 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 25 transitions. [2022-12-13 17:44:39,348 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2022-12-13 17:44:39,349 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2022-12-13 17:44:39,349 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2022-12-13 17:44:39,349 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 17:44:39,349 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-12-13 17:44:39,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2022-12-13 17:44:39,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-12-13 17:44:39,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:39,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2022-12-13 17:44:39,350 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-12-13 17:44:39,350 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-12-13 17:44:39,350 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 17:44:39,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2022-12-13 17:44:39,351 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 17:44:39,351 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:44:39,351 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:44:39,351 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:39,351 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 17:44:39,351 INFO L748 eck$LassoCheckResult]: Stem: 210#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 205#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 193#L565 assume !(main_~length1~0#1 < 1); 194#L565-2 assume !(main_~length2~0#1 < 1); 208#L568-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem4#1, cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_#t~mem6#1, cstrpbrk_#t~short7#1, cstrpbrk_#t~mem9#1, cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset; 197#L552-4 call cstrpbrk_#t~mem3#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1); 199#L552-1 assume !!(0 != cstrpbrk_#t~mem3#1);havoc cstrpbrk_#t~mem3#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem4#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem4#1;havoc cstrpbrk_#t~mem4#1; 201#L555-5 [2022-12-13 17:44:39,351 INFO L750 eck$LassoCheckResult]: Loop: 201#L555-5 call cstrpbrk_#t~mem5#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := 0 != cstrpbrk_#t~mem5#1; 206#L555-1 assume cstrpbrk_#t~short7#1;call cstrpbrk_#t~mem6#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := cstrpbrk_#t~mem6#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256); 200#L555-3 assume !!cstrpbrk_#t~short7#1;havoc cstrpbrk_#t~mem5#1;havoc cstrpbrk_#t~mem6#1;havoc cstrpbrk_#t~short7#1;cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset := cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_#t~post8#1.base, 1 + cstrpbrk_#t~post8#1.offset;havoc cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset; 201#L555-5 [2022-12-13 17:44:39,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:39,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935595, now seen corresponding path program 1 times [2022-12-13 17:44:39,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:39,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864012302] [2022-12-13 17:44:39,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:39,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:39,372 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:39,391 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:39,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:39,391 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times [2022-12-13 17:44:39,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:39,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93247284] [2022-12-13 17:44:39,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:39,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:39,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:39,404 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:39,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:39,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1593218778, now seen corresponding path program 1 times [2022-12-13 17:44:39,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:39,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996486570] [2022-12-13 17:44:39,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:39,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:39,430 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:39,451 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:39,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-12-13 17:44:40,160 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 17:44:40,160 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 17:44:40,161 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 17:44:40,161 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 17:44:40,161 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 17:44:40,161 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:40,161 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 17:44:40,161 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 17:44:40,161 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrpbrk-alloca-1.i_Iteration3_Lasso [2022-12-13 17:44:40,161 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 17:44:40,161 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 17:44:40,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,645 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,646 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,647 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,648 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,652 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,654 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,655 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,656 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,658 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,660 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,661 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,662 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,663 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,664 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,666 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,667 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,668 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,669 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:40,670 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:41,170 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 17:44:41,170 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 17:44:41,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:41,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:41,172 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:41,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 17:44:41,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:41,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:41,184 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:41,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:41,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:41,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:41,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:41,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:41,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:41,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:41,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:41,191 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:41,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 17:44:41,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:41,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:41,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:41,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:41,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:41,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:41,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:41,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:41,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:41,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:41,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:41,212 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:41,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 17:44:41,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:41,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:41,224 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 17:44:41,224 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-12-13 17:44:41,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:41,258 INFO L401 nArgumentSynthesizer]: We have 108 Motzkin's Theorem applications. [2022-12-13 17:44:41,258 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-12-13 17:44:41,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:41,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-12-13 17:44:41,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:41,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:41,366 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:41,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 17:44:41,368 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 [2022-12-13 17:44:41,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:41,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:41,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:41,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:41,385 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:41,385 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:41,401 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 17:44:41,434 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-12-13 17:44:41,434 INFO L444 ModelExtractionUtils]: 12 out of 52 variables were initially zero. Simplification set additionally 37 variables to zero. [2022-12-13 17:44:41,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:41,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:41,435 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:41,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 17:44:41,437 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 17:44:41,448 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 17:44:41,449 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 17:44:41,449 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_2) = -1*ULTIMATE.start_cstrpbrk_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_2 Supporting invariants [] [2022-12-13 17:44:41,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-12-13 17:44:41,504 INFO L156 tatePredicateManager]: 16 out of 17 supporting invariants were superfluous and have been removed [2022-12-13 17:44:41,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:41,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:44:41,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:41,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 8 conjunts are in the unsatisfiable core [2022-12-13 17:44:41,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:41,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:41,582 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 17:44:41,582 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:41,615 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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 43 states and 57 transitions. Complement of second has 6 states. [2022-12-13 17:44:41,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 17:44:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:41,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-12-13 17:44:41,616 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 3 letters. [2022-12-13 17:44:41,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:41,617 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 10 letters. Loop has 3 letters. [2022-12-13 17:44:41,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:41,617 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 6 letters. [2022-12-13 17:44:41,617 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:41,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 57 transitions. [2022-12-13 17:44:41,619 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 17:44:41,619 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 30 states and 40 transitions. [2022-12-13 17:44:41,619 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-12-13 17:44:41,619 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-12-13 17:44:41,619 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 40 transitions. [2022-12-13 17:44:41,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 17:44:41,620 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 40 transitions. [2022-12-13 17:44:41,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 40 transitions. [2022-12-13 17:44:41,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 24. [2022-12-13 17:44:41,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:41,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions. [2022-12-13 17:44:41,622 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-12-13 17:44:41,622 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions. [2022-12-13 17:44:41,622 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 17:44:41,622 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions. [2022-12-13 17:44:41,623 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 17:44:41,623 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:44:41,623 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:44:41,623 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:41,624 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 17:44:41,624 INFO L748 eck$LassoCheckResult]: Stem: 399#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 392#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 380#L565 assume !(main_~length1~0#1 < 1); 381#L565-2 assume !(main_~length2~0#1 < 1); 397#L568-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem4#1, cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_#t~mem6#1, cstrpbrk_#t~short7#1, cstrpbrk_#t~mem9#1, cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset; 384#L552-4 call cstrpbrk_#t~mem3#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1); 385#L552-1 assume !!(0 != cstrpbrk_#t~mem3#1);havoc cstrpbrk_#t~mem3#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem4#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem4#1;havoc cstrpbrk_#t~mem4#1; 396#L555-5 call cstrpbrk_#t~mem5#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := 0 != cstrpbrk_#t~mem5#1; 402#L555-1 assume !cstrpbrk_#t~short7#1; 390#L555-3 assume !cstrpbrk_#t~short7#1;havoc cstrpbrk_#t~mem5#1;havoc cstrpbrk_#t~mem6#1;havoc cstrpbrk_#t~short7#1; 391#L555-6 call cstrpbrk_#t~mem9#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1); 398#L557 assume !(cstrpbrk_#t~mem9#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem9#1; 382#L552-3 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset; 383#L552-4 call cstrpbrk_#t~mem3#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1); 387#L552-1 assume !!(0 != cstrpbrk_#t~mem3#1);havoc cstrpbrk_#t~mem3#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem4#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem4#1;havoc cstrpbrk_#t~mem4#1; 389#L555-5 [2022-12-13 17:44:41,624 INFO L750 eck$LassoCheckResult]: Loop: 389#L555-5 call cstrpbrk_#t~mem5#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := 0 != cstrpbrk_#t~mem5#1; 393#L555-1 assume cstrpbrk_#t~short7#1;call cstrpbrk_#t~mem6#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := cstrpbrk_#t~mem6#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256); 388#L555-3 assume !!cstrpbrk_#t~short7#1;havoc cstrpbrk_#t~mem5#1;havoc cstrpbrk_#t~mem6#1;havoc cstrpbrk_#t~short7#1;cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset := cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_#t~post8#1.base, 1 + cstrpbrk_#t~post8#1.offset;havoc cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset; 389#L555-5 [2022-12-13 17:44:41,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:41,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1587378397, now seen corresponding path program 1 times [2022-12-13 17:44:41,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:41,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569681338] [2022-12-13 17:44:41,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:41,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:41,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:41,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 17:44:41,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569681338] [2022-12-13 17:44:41,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569681338] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 17:44:41,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 17:44:41,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 17:44:41,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145698845] [2022-12-13 17:44:41,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 17:44:41,725 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 17:44:41,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:41,726 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times [2022-12-13 17:44:41,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:41,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261135863] [2022-12-13 17:44:41,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:41,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,729 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:41,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,733 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:41,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 17:44:41,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 17:44:41,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 17:44:41,823 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:41,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 17:44:41,882 INFO L93 Difference]: Finished difference Result 30 states and 39 transitions. [2022-12-13 17:44:41,882 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 39 transitions. [2022-12-13 17:44:41,883 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-12-13 17:44:41,883 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 27 states and 35 transitions. [2022-12-13 17:44:41,883 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2022-12-13 17:44:41,883 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-12-13 17:44:41,884 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 35 transitions. [2022-12-13 17:44:41,884 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 17:44:41,884 INFO L218 hiAutomatonCegarLoop]: Abstraction has 27 states and 35 transitions. [2022-12-13 17:44:41,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 35 transitions. [2022-12-13 17:44:41,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 25. [2022-12-13 17:44:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.32) internal successors, (33), 24 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:41,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 33 transitions. [2022-12-13 17:44:41,886 INFO L240 hiAutomatonCegarLoop]: Abstraction has 25 states and 33 transitions. [2022-12-13 17:44:41,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 17:44:41,887 INFO L428 stractBuchiCegarLoop]: Abstraction has 25 states and 33 transitions. [2022-12-13 17:44:41,887 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 17:44:41,887 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 33 transitions. [2022-12-13 17:44:41,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-12-13 17:44:41,888 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 17:44:41,888 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 17:44:41,889 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 17:44:41,889 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 17:44:41,889 INFO L748 eck$LassoCheckResult]: Stem: 471#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 464#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~ret14#1.base, main_#t~ret14#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1; 452#L565 assume !(main_~length1~0#1 < 1); 453#L565-2 assume !(main_~length2~0#1 < 1); 468#L568-1 call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~mem4#1, cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_#t~mem6#1, cstrpbrk_#t~short7#1, cstrpbrk_#t~mem9#1, cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, cstrpbrk_~c~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;havoc cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;havoc cstrpbrk_~c~0#1;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset; 460#L552-4 call cstrpbrk_#t~mem3#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1); 461#L552-1 assume !!(0 != cstrpbrk_#t~mem3#1);havoc cstrpbrk_#t~mem3#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem4#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem4#1;havoc cstrpbrk_#t~mem4#1; 459#L555-5 call cstrpbrk_#t~mem5#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := 0 != cstrpbrk_#t~mem5#1; 475#L555-1 assume cstrpbrk_#t~short7#1;call cstrpbrk_#t~mem6#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := cstrpbrk_#t~mem6#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256); 473#L555-3 assume !cstrpbrk_#t~short7#1;havoc cstrpbrk_#t~mem5#1;havoc cstrpbrk_#t~mem6#1;havoc cstrpbrk_#t~short7#1; 469#L555-6 call cstrpbrk_#t~mem9#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1); 470#L557 assume !(cstrpbrk_#t~mem9#1 != cstrpbrk_~c~0#1);havoc cstrpbrk_#t~mem9#1; 454#L552-3 cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset;cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset; 455#L552-4 call cstrpbrk_#t~mem3#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1); 463#L552-1 assume !!(0 != cstrpbrk_#t~mem3#1);havoc cstrpbrk_#t~mem3#1;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;call cstrpbrk_#t~mem4#1 := read~int(cstrpbrk_~sc1~0#1.base, cstrpbrk_~sc1~0#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem4#1;havoc cstrpbrk_#t~mem4#1; 457#L555-5 [2022-12-13 17:44:41,889 INFO L750 eck$LassoCheckResult]: Loop: 457#L555-5 call cstrpbrk_#t~mem5#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := 0 != cstrpbrk_#t~mem5#1; 465#L555-1 assume cstrpbrk_#t~short7#1;call cstrpbrk_#t~mem6#1 := read~int(cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset, 1);cstrpbrk_#t~short7#1 := cstrpbrk_#t~mem6#1 != (if cstrpbrk_~c~0#1 % 256 <= 127 then cstrpbrk_~c~0#1 % 256 else cstrpbrk_~c~0#1 % 256 - 256); 456#L555-3 assume !!cstrpbrk_#t~short7#1;havoc cstrpbrk_#t~mem5#1;havoc cstrpbrk_#t~mem6#1;havoc cstrpbrk_#t~short7#1;cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset := cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset;cstrpbrk_~s~0#1.base, cstrpbrk_~s~0#1.offset := cstrpbrk_#t~post8#1.base, 1 + cstrpbrk_#t~post8#1.offset;havoc cstrpbrk_#t~post8#1.base, cstrpbrk_#t~post8#1.offset; 457#L555-5 [2022-12-13 17:44:41,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:41,889 INFO L85 PathProgramCache]: Analyzing trace with hash -187628965, now seen corresponding path program 2 times [2022-12-13 17:44:41,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:41,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [913764316] [2022-12-13 17:44:41,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:41,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:41,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-12-13 17:44:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,923 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:41,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:41,923 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times [2022-12-13 17:44:41,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:41,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416353099] [2022-12-13 17:44:41,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:41,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,927 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,930 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:41,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:41,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1902015318, now seen corresponding path program 1 times [2022-12-13 17:44:41,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 17:44:41,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402393521] [2022-12-13 17:44:41,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 17:44:41,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 17:44:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 17:44:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 17:44:41,964 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 17:44:43,154 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 17:44:43,154 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 17:44:43,154 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 17:44:43,154 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 17:44:43,154 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 17:44:43,154 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:43,154 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 17:44:43,154 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 17:44:43,154 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrpbrk-alloca-1.i_Iteration5_Lasso [2022-12-13 17:44:43,154 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 17:44:43,154 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 17:44:43,156 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,158 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,160 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,161 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,163 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,164 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,165 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,168 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,172 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,173 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,174 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,175 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,177 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,178 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,180 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,181 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,182 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,183 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,185 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,903 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:43,905 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 17:44:44,632 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 17:44:44,633 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 17:44:44,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,634 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 17:44:44,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,646 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,647 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,648 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,650 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,651 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 17:44:44,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:44,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:44,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,671 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 17:44:44,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,687 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,691 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 17:44:44,693 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,704 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:44,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:44,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-12-13 17:44:44,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,711 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 17:44:44,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,724 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,724 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,724 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,724 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-12-13 17:44:44,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,729 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 17:44:44,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-12-13 17:44:44,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,747 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 17:44:44,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-12-13 17:44:44,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,764 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 17:44:44,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,776 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-12-13 17:44:44,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,781 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 17:44:44,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,797 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,798 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 17:44:44,801 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,811 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,816 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 17:44:44,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:44,829 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:44,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-12-13 17:44:44,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,834 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 17:44:44,837 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,846 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,847 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,847 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 17:44:44,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,851 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 17:44:44,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,864 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,865 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-12-13 17:44:44,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,869 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 17:44:44,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,883 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,886 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 17:44:44,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,899 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,904 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 17:44:44,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-12-13 17:44:44,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,921 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-12-13 17:44:44,923 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 [2022-12-13 17:44:44,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,935 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:44,935 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:44,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,942 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-12-13 17:44:44,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,955 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,955 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,955 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-12-13 17:44:44,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,959 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-12-13 17:44:44,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,973 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,973 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,973 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,973 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,978 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-12-13 17:44:44,980 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:44,989 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:44,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 17:44:44,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:44,989 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:44,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:44,990 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 17:44:44,990 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 17:44:44,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:44,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:44,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:44,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:44,994 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:44,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-12-13 17:44:44,996 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:45,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:45,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:45,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:45,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:45,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-12-13 17:44:45,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,014 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-12-13 17:44:45,016 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:45,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:45,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:45,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:45,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:45,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-12-13 17:44:45,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,034 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-12-13 17:44:45,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,047 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:45,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:45,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,048 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:45,048 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:45,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:45,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-12-13 17:44:45,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,054 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-12-13 17:44:45,057 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,068 INFO L203 nArgumentSynthesizer]: 4 stem disjuncts [2022-12-13 17:44:45,068 INFO L204 nArgumentSynthesizer]: 6 loop disjuncts [2022-12-13 17:44:45,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,104 INFO L401 nArgumentSynthesizer]: We have 132 Motzkin's Theorem applications. [2022-12-13 17:44:45,104 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-12-13 17:44:45,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:45,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-12-13 17:44:45,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,267 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-12-13 17:44:45,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,279 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,279 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:45,279 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:45,279 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:45,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:45,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:45,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-12-13 17:44:45,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,298 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-12-13 17:44:45,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,310 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:45,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:45,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:45,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:45,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:45,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-12-13 17:44:45,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,318 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-12-13 17:44:45,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:45,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:45,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:45,332 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:45,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 17:44:45,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-12-13 17:44:45,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,340 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-12-13 17:44:45,342 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 17:44:45,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 17:44:45,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 17:44:45,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 17:44:45,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 17:44:45,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 17:44:45,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 17:44:45,379 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 17:44:45,434 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-12-13 17:44:45,434 INFO L444 ModelExtractionUtils]: 9 out of 52 variables were initially zero. Simplification set additionally 40 variables to zero. [2022-12-13 17:44:45,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 17:44:45,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:45,435 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:45,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-12-13 17:44:45,437 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 17:44:45,448 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 17:44:45,448 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 17:44:45,448 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3) = -1*ULTIMATE.start_cstrpbrk_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_3 Supporting invariants [] [2022-12-13 17:44:45,451 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-12-13 17:44:45,549 INFO L156 tatePredicateManager]: 26 out of 28 supporting invariants were superfluous and have been removed [2022-12-13 17:44:45,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:45,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:44:45,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:45,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:44:45,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:45,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:45,662 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 17:44:45,662 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:45,694 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 41 states and 51 transitions. Complement of second has 6 states. [2022-12-13 17:44:45,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 17:44:45,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-12-13 17:44:45,695 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2022-12-13 17:44:45,696 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:45,696 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 17:44:45,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:45,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:44:45,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:45,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:44:45,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:45,814 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 17:44:45,814 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:45,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-12-13 17:44:45,843 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 41 states and 51 transitions. Complement of second has 6 states. [2022-12-13 17:44:45,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 17:44:45,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:45,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-12-13 17:44:45,844 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 3 letters. [2022-12-13 17:44:45,845 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:45,845 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2022-12-13 17:44:45,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 17:44:45,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:45,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:44:45,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:45,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 17:44:45,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 10 conjunts are in the unsatisfiable core [2022-12-13 17:44:45,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 17:44:45,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 17:44:45,942 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-12-13 17:44:45,942 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:45,971 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 33 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 41 states and 53 transitions. Complement of second has 5 states. [2022-12-13 17:44:45,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 17:44:45,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 17:44:45,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions. [2022-12-13 17:44:45,972 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 15 letters. Loop has 3 letters. [2022-12-13 17:44:45,972 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:45,972 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 18 letters. Loop has 3 letters. [2022-12-13 17:44:45,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:45,973 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 15 letters. Loop has 6 letters. [2022-12-13 17:44:45,973 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 17:44:45,973 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 53 transitions. [2022-12-13 17:44:45,975 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 17:44:45,975 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 0 states and 0 transitions. [2022-12-13 17:44:45,975 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 17:44:45,975 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 17:44:45,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 17:44:45,975 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 17:44:45,975 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:44:45,975 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:44:45,976 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 17:44:45,976 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-12-13 17:44:45,976 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 17:44:45,976 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 17:44:45,976 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 17:44:45,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 05:44:45 BoogieIcfgContainer [2022-12-13 17:44:45,981 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 17:44:45,982 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:44:45,982 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:44:45,982 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:44:45,982 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:36" (3/4) ... [2022-12-13 17:44:45,984 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 17:44:45,984 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:44:45,985 INFO L158 Benchmark]: Toolchain (without parser) took 10483.05ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 101.3MB in the beginning and 102.6MB in the end (delta: -1.3MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-12-13 17:44:45,985 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 136.3MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:44:45,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 259.19ms. Allocated memory is still 136.3MB. Free memory was 101.3MB in the beginning and 85.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 17:44:45,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.62ms. Allocated memory is still 136.3MB. Free memory was 85.3MB in the beginning and 83.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:44:45,985 INFO L158 Benchmark]: Boogie Preprocessor took 17.43ms. Allocated memory is still 136.3MB. Free memory was 83.6MB in the beginning and 82.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:44:45,986 INFO L158 Benchmark]: RCFGBuilder took 232.97ms. Allocated memory is still 136.3MB. Free memory was 82.0MB in the beginning and 69.8MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 17:44:45,986 INFO L158 Benchmark]: BuchiAutomizer took 9939.82ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 69.8MB in the beginning and 102.6MB in the end (delta: -32.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:44:45,986 INFO L158 Benchmark]: Witness Printer took 2.35ms. Allocated memory is still 163.6MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:44:45,987 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 136.3MB. Free memory is still 107.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 259.19ms. Allocated memory is still 136.3MB. Free memory was 101.3MB in the beginning and 85.3MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.62ms. Allocated memory is still 136.3MB. Free memory was 85.3MB in the beginning and 83.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.43ms. Allocated memory is still 136.3MB. Free memory was 83.6MB in the beginning and 82.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 232.97ms. Allocated memory is still 136.3MB. Free memory was 82.0MB in the beginning and 69.8MB in the end (delta: 12.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 9939.82ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 69.8MB in the beginning and 102.6MB in the end (delta: -32.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.35ms. Allocated memory is still 163.6MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function -1 * sc1 + unknown-#length-unknown[nondetString1] and consists of 3 locations. One deterministic module has affine ranking function -1 * s + unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] and consists of 4 locations. One nondeterministic module has affine ranking function -1 * s + unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.9s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 9.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.7s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 8 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 105 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 105 mSDsluCounter, 177 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 72 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 105 IncrementalHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 105 mSDtfsCounter, 105 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU1 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital279 mio100 ax106 hnf100 lsp96 ukn79 mio100 lsp37 div168 bol100 ite100 ukn100 eq166 hnf91 smp66 dnf473 smp31 tf100 neg95 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 208ms VariablesStem: 7 VariablesLoop: 4 DisjunctsStem: 4 DisjunctsLoop: 6 SupportingInvariants: 12 MotzkinApplications: 132 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 17:44:45,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59c1f4c1-2b12-4f00-8924-74f7f76a56b2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE